200 Pieces Self Drilling Screw Set 410 Stainless Steel Heavy Duty Cross Countersunk Head Fasteners For Metal To Wood DIY Construction 50mm Length M4.2 18

200-Piece 410 Stainless Self-Drilling Screws for Metal Wood ✔️ 410 stainless, fully threaded, cross countersunk head, 50mm

This 200-piece self drilling screw kit is made from 410 stainless steel, designed for metal-to-wood assemblies in construction, DIY projects, and outdoor environments where humidity or corrosion resistance matters. Ideal for rapid fastening without pre-drilling, used by builders, carpenters, and hobbyists.

✅ Material: 410 stainless steel for corrosion resistance
✅ Diameter: Ø4.2mm (0.165 in) M4.2
✅ Length: 50mm (1.97 in)
✅ Thread: fully threaded shank for strong grip
✅ Head: cross countersunk (Phillips drive) for smooth driving
✅ Pack: 200 screws in set

💡 What is a self-drilling screw used for in metal-to-wood construction projects?

These screws are handy for quick, reliable fastening without pre-drilling, especially in outdoor or humid environments where rust is a concern.
- corrosion resistance of 410 stainless for outdoor use
- strong grip from fully threaded shank for metal-to-wood joints
- cross countersunk head with Phillips drive for smooth torque transfer
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