380 Piece M4 Socket Cap Screws Set With Countersunk Heads, Full Thread, Includes Hex Nuts, Lock Washers And Flat Washers, 10.9 Grade Alloy Steel, Black Finish, Sizes M4 x 6mm, 8mm, 10mm, 12mm, 16mm, 20mm And 25mm, Great For DIY Projects

380-Piece M4 Countersunk Socket Cap Screw Kit for DIY
✔️ 380 pieces M4 countersunk socket cap screws with nuts and washers

This 380-piece kit includes M4 countersunk head socket cap screws, matching hex nuts, lock washers, and flat washers. It's built from high-strength 10.9 grade alloy steel with a black oxide finish for greater hardness, wear resistance, and corrosion protection. Ideal for precision assemblies in electronics, automotive projects, hobby builds, and DIY repairs.

✅ M4 x 6/8/10/12/16/20/25 mm countersunk head socket cap screws
✅ Includes 60 nuts, 100 flat washers, 100 lock washers for complete assemblies
✅ 10.9 grade alloy steel with black oxide finish for high strength and corrosion resistance
✅ Packed in a clear labeled box for easy size selection and storage

💡 What is a countersunk socket cap screw set used for in DIY and electronics?

- A handy choice for flush mounting where screw heads sit level with or below the surface - Great for enclosures, panels, and assemblies where a clean look matters - The included nuts and washers help distribute load and prevent loosening