Must-Have All-In-One 1500-Piece M4 Screws Set With Socket Head And Button Head 12.9 And 10.9 Grade Alloy Steel Includes Hex Nuts Flat And Spring Lock Washers Metric Bolts With S2.5 And S3 Hex Keys Black Oxide Finish

1500-Piece M4 Screw Kit with Socket & Button Heads, Alloy
✔️ 1500 pcs: 8 M4 socket head + 8 M4 button head, nuts, washers

This all-in-one metric hardware kit bundles essential M4 screws, nuts, and washers in a weatherproof storage box, making it a go-to choice for electronics repair, 3D printing, RC projects, and outdoor gear builds.

✅ 188 pcs button head hex socket in 8 sizes (M4x6/8/12/16/20/25/30/40mm), 187 pcs head cap hex socket in 8 sizes
✅ 375 pcs hex nuts and 750 pcs washers (flat and spring lock) included
✅ Grade 12.9 & 10.9 alloy steel with black oxide finish for strength and weather resistance
✅ Adjustable storage box with dividers and color-coded size stickers for fast ID
✅ Includes two hex keys (2.5mm and 3mm) matched to screw sizes
✅ Suitable for indoor and outdoor use, including electronics, 3D printing, RC, and furniture

💡 What is a screw and bolt assortment kit used for in DIY projects?

This kit provides a ready-made solution for common fastener needs across hobbyist and professional projects. - Handy for quick repairs and assemblies - Keeps M4 screws, nuts, and washers organized in one box - Includes hex keys to start right away - Works for electronics, 3D printing, RC, and furniture builds ✝️