Product Overview
Coloured & Painted Pan Head Machine Screws – 20mm x M4 – RAL Powder-Coated BZP Steel
Enhance your assemblies with our 20mm × M4 painted pan head machine screws, precision-engineered for both strength and aesthetics. Made from magnetic bright zinc plated steel and finished in a durable RAL Classic powder coat, these coloured machine screws deliver superior corrosion resistance, a sleek domed profile, and exceptional colourfast performance.
- Length: 20mm
- Thread Diameter: M4 (4 mm) coarse metric thread, 0.7 mm pitch
- Head Type: Pan head (domed) for maximum clamping area
- Drive: Pozidriv PZ2 recess for superior grip
- Material: Bright Zinc Plated Steel
- Finish: Powder-coated to any RAL Classic colour – UV, scratch, weather & rust resistant (BS 4174 compliant)
- Standard: DIN 7985
Machine screws require pre-tapped holes for a precise fit, creating stronger joints in metal, plastic or timber inserts. Our powder coated screws outlast painted finishes, protecting your fixings for up to two decades—ideal for visible hardware in furniture, signage and industrial panels.
Frequently Asked Questions
What are the dimensions of these machine screws?
They measure 20mm in length with an M4 (4mm) thread diameter and 0.7 mm pitch.
What colours can I choose?
These screws can be powder-coated to any RAL Classic colour, ensuring a perfect match for your project.
Do I need a special driver bit?
No—these pan head machine screws feature a standard Pozidriv PZ2 recess, compatible with common Pozidriv bits and drivers.
Where are these screws used?
Ideal for machinery panels, furniture fixings, signage, and any application requiring a decorative, durable finish.
