RAL 7038 Agate Grey - 25mm x 4.2mm Painted Flange Head Self Tapping Screws - BZP Steel

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  • Low profile Flange Head screws
  • Ideal for hoardings, signage & window applications
£0.14

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*Min Order Quantity: 100

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Description

Agate grey is a light, clean grey with a subtle warmth that places it firmly in the architectural neutral family. These 25mm x 4.2mm flange head self tapping screws in RAL 7038 Agate Grey are powder coated to match the pale, refined grey used across contemporary cladding systems, commercial hoarding and facade panels where a light, sophisticated neutral has been specified. A standard zinc or bright fixing on an agate grey panel introduces a cold, metallic lightness that reads as a different material against a tone chosen for its quiet refinement.

The 25mm length provides the thread engagement needed where the substrate carries depth behind the panel face. Timber batten hoarding frames, composite panels with a backing layer and exposed installations subject to wind loading all require a screw that passes through the panel and bites firmly into the frame below. The 25mm is the correct specification for these conditions.

The flange head distributes clamping force across a wide bearing footprint, preventing the point loading that narrower head designs apply to the panel skin. On ACM sheet, Foamex and rigid composite boards this prevents dimpling and surface stress at the fixing point. The Pozi PZ2 recess drives positively at installation torque with minimal cam-out, keeping the head surface and powder coat intact after fixing.

A 60° self-tapping thread and AB point cut directly into light-gauge steel and sheet metal frames without pre-drilling, and pull cleanly through softwood timber battens with strong holding power in both substrate types.

RAL 7038 Agate Grey

RAL 7038 Agate Grey is a light, balanced grey with a slight warm undertone that keeps it from reading as cold or clinical. It sits lighter than RAL 7035 Light Grey and considerably lighter than RAL 7037 Dusty Grey, occupying the upper end of the mid-grey range where greys begin to feel open and airy rather than heavy and industrial. This is a colour that appears consistently on contemporary commercial and residential cladding, high-specification hoarding installations and architectural panel systems where a light, composed grey is the brief.

The slight warmth in agate grey is what separates it from a purely neutral light grey and makes fixing colour specification matter. A cool or blue-grey fixing reads as a fractionally different tone against a surface with warmth in it, and on a large panel face where fixings are visible at regular centres that difference accumulates. Each screw head is powder coated to the exact RAL 7038 Classic standard, producing a head that carries the same balanced, slightly warm quality as the panel rather than sitting as a cooler interjection within it.

RAL 7038 is also widely used on industrial and commercial structures where a lighter grey is required, and on signage systems and equipment housings where agate grey forms part of a considered neutral palette. Across all these applications the fixing colour matters in proportion to how visible the fixings are on the finished surface.

All RAL colours in the RALfixings range are held in stock for immediate dispatch without special order lead times on live project schedules.

Suitable Applications

25mm painted flange head screws in RAL 7038 Agate Grey are used across:

  • Contemporary architectural facade cladding and commercial panel systems specified in RAL 7038
  • High-specification hoarding installations and construction site panels in light grey schemes
  • ACM and Dibond™ panel installations on deeper substructures requiring extended thread engagement
  • Commercial signage trays, retail fascia systems and equipment housings finished in agate grey
  • Industrial and commercial building cladding and access panels specified in RAL 7038

Pack Sizes Available

Supplied in trade-ready packs of:

  • 100
  • 200
  • 500
  • 1000
  • 2000
  • 5000

Specification

Length 25mm
Thread Diameter 4.2mm
Gauge 8
Head Type Flange Head
Thread Type 60° Self-Tapping
Point Type AB Point
Recess Pozi PZ2
Material Carbon Steel (Bright Zinc Plated)
Head Finish Powder Coated RAL 7038 Agate Grey
Standard BS 4174:1972
Substrates Steel, Thin Sheet Metal, Timber

Frequently Asked Questions

How does RAL 7038 Agate Grey differ from RAL 7035 Light Grey and RAL 7044 Silk Grey?

RAL 7035 Light Grey is a cooler, more neutral light grey that sits as the standard light grey specification across industrial and commercial applications. RAL 7044 Silk Grey is lighter still, with a softer, more muted quality that places it at the very pale end of the grey family. RAL 7038 Agate Grey sits between the two in tone, with a slight warmth and a more refined, architectural character than the functional neutrality of 7035. If your panels read as a light grey with a subtle warm quality rather than a cool or clinical tone, RAL 7038 is the correct specification.

When should I use 25mm screws instead of 19mm?

The 25mm length provides additional thread engagement for thicker substrates, deeper timber battens and double-skin panel assemblies. Where the 19mm version suits single-skin sheet metal connections, the 25mm delivers extra grip and pull-out resistance when the screw needs to pass through the panel face and reach solidly into the frame behind.

Can these be used to fix hoarding panels to timber frames?

Yes. The 25mm length and self-tapping AB point thread make these screws well suited to fixing panels to the timber battens and stud frames used on construction hoarding. The flange head distributes clamping force across a wide footprint to hold the panel flat, while the extra length provides firm engagement into the timber behind.

How quickly can you deliver?

RAL 7038 Agate Grey is held in stock. Most orders dispatch next working day on a tracked 24-hour service. Larger volume orders typically ship within 3 to 5 working days.

Powder Coated Screws

RALfixings gives contractors and specifiers access to colour-matched visible fixings without painting screws on site or accepting a tone that does not match the panel system. Every screw in the range is powder coated in-house to exact RAL Classic colour standards, with consistent batch-to-batch accuracy across every pack size.

The electrostatic powder coating process deposits a fine layer of thermoset pigment onto the screw head, which is then cured under heat to form a hard, permanently bonded shell. This finish outperforms wet paint in adhesion, hardness, chip resistance, UV stability and colour consistency across production runs.

Benefits of powder coated self tapping screws:

  • Scratch resistant
  • Rust resistant
  • UV resistant
  • Weather resistant
  • Colourfast

Other Colour Options

These 25mm x 4.2mm painted flange head self tapping screws are available in over 60 colour-matched RAL finishes for hoarding panels, signage and visible metalwork.

Description

Agate grey is a light, clean grey with a subtle warmth that places it firmly in the architectural neutral family. These 25mm x 4.2mm flange head self tapping screws in RAL 7038 Agate Grey are powder coated to match the pale, refined grey used across contemporary cladding systems, commercial hoarding and facade panels where a light, sophisticated neutral has been specified. A standard zinc or bright fixing on an agate grey panel introduces a cold, metallic lightness that reads as a different material against a tone chosen for its quiet refinement.

The 25mm length provides the thread engagement needed where the substrate carries depth behind the panel face. Timber batten hoarding frames, composite panels with a backing layer and exposed installations subject to wind loading all require a screw that passes through the panel and bites firmly into the frame below. The 25mm is the correct specification for these conditions.

The flange head distributes clamping force across a wide bearing footprint, preventing the point loading that narrower head designs apply to the panel skin. On ACM sheet, Foamex and rigid composite boards this prevents dimpling and surface stress at the fixing point. The Pozi PZ2 recess drives positively at installation torque with minimal cam-out, keeping the head surface and powder coat intact after fixing.

A 60° self-tapping thread and AB point cut directly into light-gauge steel and sheet metal frames without pre-drilling, and pull cleanly through softwood timber battens with strong holding power in both substrate types.

RAL 7038 Agate Grey

RAL 7038 Agate Grey is a light, balanced grey with a slight warm undertone that keeps it from reading as cold or clinical. It sits lighter than RAL 7035 Light Grey and considerably lighter than RAL 7037 Dusty Grey, occupying the upper end of the mid-grey range where greys begin to feel open and airy rather than heavy and industrial. This is a colour that appears consistently on contemporary commercial and residential cladding, high-specification hoarding installations and architectural panel systems where a light, composed grey is the brief.

The slight warmth in agate grey is what separates it from a purely neutral light grey and makes fixing colour specification matter. A cool or blue-grey fixing reads as a fractionally different tone against a surface with warmth in it, and on a large panel face where fixings are visible at regular centres that difference accumulates. Each screw head is powder coated to the exact RAL 7038 Classic standard, producing a head that carries the same balanced, slightly warm quality as the panel rather than sitting as a cooler interjection within it.

RAL 7038 is also widely used on industrial and commercial structures where a lighter grey is required, and on signage systems and equipment housings where agate grey forms part of a considered neutral palette. Across all these applications the fixing colour matters in proportion to how visible the fixings are on the finished surface.

All RAL colours in the RALfixings range are held in stock for immediate dispatch without special order lead times on live project schedules.

Suitable Applications

25mm painted flange head screws in RAL 7038 Agate Grey are used across:

  • Contemporary architectural facade cladding and commercial panel systems specified in RAL 7038
  • High-specification hoarding installations and construction site panels in light grey schemes
  • ACM and Dibond™ panel installations on deeper substructures requiring extended thread engagement
  • Commercial signage trays, retail fascia systems and equipment housings finished in agate grey
  • Industrial and commercial building cladding and access panels specified in RAL 7038

Pack Sizes Available

Supplied in trade-ready packs of:

  • 100
  • 200
  • 500
  • 1000
  • 2000
  • 5000

Specification

Length 25mm
Thread Diameter 4.2mm
Gauge 8
Head Type Flange Head
Thread Type 60° Self-Tapping
Point Type AB Point
Recess Pozi PZ2
Material Carbon Steel (Bright Zinc Plated)
Head Finish Powder Coated RAL 7038 Agate Grey
Standard BS 4174:1972
Substrates Steel, Thin Sheet Metal, Timber

Frequently Asked Questions

How does RAL 7038 Agate Grey differ from RAL 7035 Light Grey and RAL 7044 Silk Grey?

RAL 7035 Light Grey is a cooler, more neutral light grey that sits as the standard light grey specification across industrial and commercial applications. RAL 7044 Silk Grey is lighter still, with a softer, more muted quality that places it at the very pale end of the grey family. RAL 7038 Agate Grey sits between the two in tone, with a slight warmth and a more refined, architectural character than the functional neutrality of 7035. If your panels read as a light grey with a subtle warm quality rather than a cool or clinical tone, RAL 7038 is the correct specification.

When should I use 25mm screws instead of 19mm?

The 25mm length provides additional thread engagement for thicker substrates, deeper timber battens and double-skin panel assemblies. Where the 19mm version suits single-skin sheet metal connections, the 25mm delivers extra grip and pull-out resistance when the screw needs to pass through the panel face and reach solidly into the frame behind.

Can these be used to fix hoarding panels to timber frames?

Yes. The 25mm length and self-tapping AB point thread make these screws well suited to fixing panels to the timber battens and stud frames used on construction hoarding. The flange head distributes clamping force across a wide footprint to hold the panel flat, while the extra length provides firm engagement into the timber behind.

How quickly can you deliver?

RAL 7038 Agate Grey is held in stock. Most orders dispatch next working day on a tracked 24-hour service. Larger volume orders typically ship within 3 to 5 working days.

Powder Coated Screws

RALfixings gives contractors and specifiers access to colour-matched visible fixings without painting screws on site or accepting a tone that does not match the panel system. Every screw in the range is powder coated in-house to exact RAL Classic colour standards, with consistent batch-to-batch accuracy across every pack size.

The electrostatic powder coating process deposits a fine layer of thermoset pigment onto the screw head, which is then cured under heat to form a hard, permanently bonded shell. This finish outperforms wet paint in adhesion, hardness, chip resistance, UV stability and colour consistency across production runs.

Benefits of powder coated self tapping screws:

  • Scratch resistant
  • Rust resistant
  • UV resistant
  • Weather resistant
  • Colourfast

Other Colour Options

These 25mm x 4.2mm painted flange head self tapping screws are available in over 60 colour-matched RAL finishes for hoarding panels, signage and visible metalwork.

Delivery & Shipping Terms

1. Where We Deliver

We currently ship to addresses within the United Kingdom only.

If you require delivery outside the UK, this must be arranged in advance. Where international delivery is agreed:

  • You are fully responsible for all import duties, taxes, and customs charges, including any fees for customs paperwork.
  • RALfixings accepts no liability for customs delays or additional costs associated with international shipments.

2. Delivery Timescales

Our products fall into two categories: in-stock and made-to-order (bespoke) items.

In-Stock Items

  • Usually dispatched within 1–2 working days.
  • Delivery typically takes 1–3 working days from the dispatch date.

Powder Coated / Made-to-Order Items

  • Typically dispatched within 3–5 working days, but may take up to 10 working days during busy periods.
  • Delivery typically takes 1–3 working days after dispatch.

All quoted times are estimates, not guarantees. Delivery times may be affected by stock availability, courier performance, weather, or other factors beyond our control.

3. Shipping Costs

  • Shipping charges are based on order weight and destination.
  • The exact shipping cost will be shown at checkout before payment.
  • Additional shipping charges may apply to remote areas or multiple consignments.

4. Tracking and Responsibility

All orders are shipped via tracked courier services to ensure maximum security and visibility.

Once your order has been dispatched:

  • You will receive an order dispatch email letting you know your order is on it's way, and another email from Royal Mail or the chosen courier with your tracking information. If you have supplied a UK phone number you may also recieve a tracking text from Royal Mail or the chosen courier.
  • Responsibility for the goods passes to you upon dispatch.
  • RALfixings is not liable for loss or damage in transit. Please contact the courier directly with your tracking number if issues arise.

5. Missed Deliveries or Delays

If your parcel cannot be delivered and is returned to us:

  • We can resend it, but an additional delivery charge will apply.
  • We are not responsible for courier delays or failed delivery attempts.

If your order hasn’t arrived within the estimated delivery window, please contact us as soon as possible at info@ralfixings.com.

Order Amendments & Cancellations

Changing an Order

We begin preparing orders quickly — especially made-to-order items.

  • If you need to amend your order, please contact us within 24 hours or as soon as possible.
  • After this period, it may be too late to make changes as your order may already be in production or dispatched.
  • If you wish to add items, and your order hasn’t yet shipped, we may be able to combine them. Otherwise, a new order (and delivery charge) will apply.

Returns & Refunds

1. Your Right to Cancel – B2C Customers Only

Under the Consumer Contracts Regulations 2013, B2C customers have the right to cancel certain purchases made online within 14 days of delivery.

However, this does not apply to:

  • Bespoke or made-to-order goods — including all powder coated screws and fixings manufactured specifically for your order.

If your order includes stocked items only, you may cancel and return those goods within 14 days of receipt. You must:

  • Inform us in writing via email within 14 days.
  • Return the goods at your own cost, in their original condition and packaging.
  • Ensure the items are received by us within 30 days of delivery.

We recommend using a tracked and insured delivery service for any returns, as we are not responsible for items lost or damaged in return transit.

2. Faulty or Incorrect Items

If you receive goods that are:

  • Faulty, or
  • Incorrectly supplied (e.g. wrong size, colour, or product)

Please notify us within 30 days of receiving the goods.

We will:

  • Replace the items where possible, or
  • Issue a refund if replacement is not appropriate.

You may be asked to return the faulty items for inspection before a refund or exchange is processed.

Once screws have been installed or used, they cannot be returned or refunded, unless faulty.

3. Refund Processing

  • Refunds (where applicable) are processed within 5 working days of receiving the returned items.
  • Refunds are only issued to the original payment method.
  • Refunds cannot be made to a different card or by other means.
  • Delivery charges are non-refundable unless your entire order was cancelled before dispatch or the goods were faulty or incorrect.

Returns Address

To return items, please send them to:

FAO: Jon Lett
RALfixings Ltd
26a Queens Road
Knaphill
Surrey
GU212DX

B2B Orders & Restocking Fee

The rights described above apply primarily to consumers (B2C). If you are a business customer (B2B), statutory cancellation rights under the Consumer Contracts Regulations do not apply.

Returns from business customers are accepted at our sole discretion, and only if agreed in writing before the goods are returned.

All authorised B2B returns are subject to a 15% restocking fee, which will be deducted from the final refund amount. This fee covers the cost of inspection, repackaging, and administrative processing.

Returned goods must be:

  • In resaleable, unused condition
  • In their original packaging
  • Returned at the buyer’s expense via a tracked delivery service

We do not accept returns of any bespoke or made-to-order products under any circumstances unless the item is faulty.

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Description

Agate grey is a light, clean grey with a subtle warmth that places it firmly in the architectural neutral family. These 25mm x 4.2mm flange head self tapping screws in RAL 7038 Agate Grey are powder coated to match the pale, refined grey used across contemporary cladding systems, commercial hoarding and facade panels where a light, sophisticated neutral has been specified. A standard zinc or bright fixing on an agate grey panel introduces a cold, metallic lightness that reads as a different material against a tone chosen for its quiet refinement.

The 25mm length provides the thread engagement needed where the substrate carries depth behind the panel face. Timber batten hoarding frames, composite panels with a backing layer and exposed installations subject to wind loading all require a screw that passes through the panel and bites firmly into the frame below. The 25mm is the correct specification for these conditions.

The flange head distributes clamping force across a wide bearing footprint, preventing the point loading that narrower head designs apply to the panel skin. On ACM sheet, Foamex and rigid composite boards this prevents dimpling and surface stress at the fixing point. The Pozi PZ2 recess drives positively at installation torque with minimal cam-out, keeping the head surface and powder coat intact after fixing.

A 60° self-tapping thread and AB point cut directly into light-gauge steel and sheet metal frames without pre-drilling, and pull cleanly through softwood timber battens with strong holding power in both substrate types.

RAL 7038 Agate Grey

RAL 7038 Agate Grey is a light, balanced grey with a slight warm undertone that keeps it from reading as cold or clinical. It sits lighter than RAL 7035 Light Grey and considerably lighter than RAL 7037 Dusty Grey, occupying the upper end of the mid-grey range where greys begin to feel open and airy rather than heavy and industrial. This is a colour that appears consistently on contemporary commercial and residential cladding, high-specification hoarding installations and architectural panel systems where a light, composed grey is the brief.

The slight warmth in agate grey is what separates it from a purely neutral light grey and makes fixing colour specification matter. A cool or blue-grey fixing reads as a fractionally different tone against a surface with warmth in it, and on a large panel face where fixings are visible at regular centres that difference accumulates. Each screw head is powder coated to the exact RAL 7038 Classic standard, producing a head that carries the same balanced, slightly warm quality as the panel rather than sitting as a cooler interjection within it.

RAL 7038 is also widely used on industrial and commercial structures where a lighter grey is required, and on signage systems and equipment housings where agate grey forms part of a considered neutral palette. Across all these applications the fixing colour matters in proportion to how visible the fixings are on the finished surface.

All RAL colours in the RALfixings range are held in stock for immediate dispatch without special order lead times on live project schedules.

Suitable Applications

25mm painted flange head screws in RAL 7038 Agate Grey are used across:

  • Contemporary architectural facade cladding and commercial panel systems specified in RAL 7038
  • High-specification hoarding installations and construction site panels in light grey schemes
  • ACM and Dibond™ panel installations on deeper substructures requiring extended thread engagement
  • Commercial signage trays, retail fascia systems and equipment housings finished in agate grey
  • Industrial and commercial building cladding and access panels specified in RAL 7038

Pack Sizes Available

Supplied in trade-ready packs of:

  • 100
  • 200
  • 500
  • 1000
  • 2000
  • 5000

Specification

Length 25mm
Thread Diameter 4.2mm
Gauge 8
Head Type Flange Head
Thread Type 60° Self-Tapping
Point Type AB Point
Recess Pozi PZ2
Material Carbon Steel (Bright Zinc Plated)
Head Finish Powder Coated RAL 7038 Agate Grey
Standard BS 4174:1972
Substrates Steel, Thin Sheet Metal, Timber

Frequently Asked Questions

How does RAL 7038 Agate Grey differ from RAL 7035 Light Grey and RAL 7044 Silk Grey?

RAL 7035 Light Grey is a cooler, more neutral light grey that sits as the standard light grey specification across industrial and commercial applications. RAL 7044 Silk Grey is lighter still, with a softer, more muted quality that places it at the very pale end of the grey family. RAL 7038 Agate Grey sits between the two in tone, with a slight warmth and a more refined, architectural character than the functional neutrality of 7035. If your panels read as a light grey with a subtle warm quality rather than a cool or clinical tone, RAL 7038 is the correct specification.

When should I use 25mm screws instead of 19mm?

The 25mm length provides additional thread engagement for thicker substrates, deeper timber battens and double-skin panel assemblies. Where the 19mm version suits single-skin sheet metal connections, the 25mm delivers extra grip and pull-out resistance when the screw needs to pass through the panel face and reach solidly into the frame behind.

Can these be used to fix hoarding panels to timber frames?

Yes. The 25mm length and self-tapping AB point thread make these screws well suited to fixing panels to the timber battens and stud frames used on construction hoarding. The flange head distributes clamping force across a wide footprint to hold the panel flat, while the extra length provides firm engagement into the timber behind.

How quickly can you deliver?

RAL 7038 Agate Grey is held in stock. Most orders dispatch next working day on a tracked 24-hour service. Larger volume orders typically ship within 3 to 5 working days.

Powder Coated Screws

RALfixings gives contractors and specifiers access to colour-matched visible fixings without painting screws on site or accepting a tone that does not match the panel system. Every screw in the range is powder coated in-house to exact RAL Classic colour standards, with consistent batch-to-batch accuracy across every pack size.

The electrostatic powder coating process deposits a fine layer of thermoset pigment onto the screw head, which is then cured under heat to form a hard, permanently bonded shell. This finish outperforms wet paint in adhesion, hardness, chip resistance, UV stability and colour consistency across production runs.

Benefits of powder coated self tapping screws:

  • Scratch resistant
  • Rust resistant
  • UV resistant
  • Weather resistant
  • Colourfast

Other Colour Options

These 25mm x 4.2mm painted flange head self tapping screws are available in over 60 colour-matched RAL finishes for hoarding panels, signage and visible metalwork.

Recommended applications

Designed for fixing ACM panels, composite cladding, and timber facade boards to timber battens and structural substrates. The powder-coated head matches your panel RAL precisely, eliminating visible bright metal fixings against the facade surface.

Pre-drilling recommended for hardwoods over 20mm density. The flange head spreads clamping force across a wider footprint, reducing surface pitting and preventing pull-through on thinner sheet materials.

Not recommended for fixing into steel framing — use our self-drilling range for steel substrates.

Suitable for

SignageACM panels, light boxes, frames
Sheet Metal & SteelAutomotive panels, HVAC ductwork, steel framing, metal roofing
Wood & TimberGeneral carpentry, furniture assembly, decking
Plastics & PVCEnclosures, plastic trim, vinyl fencing & siding
AluminiumWindow frames, boat building, extruded aluminium
£0.14

In Stock

Adding to basket... The item has been added

*Min Order Quantity: 100

Bulk Discount
200+
500+
1000+
2000+
5000+
No reviews have been written yet, be the first. Write a Review

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