ZX 2/50pcs M3 M4 M5 M6 M7 M8 M10 M12 Fine Thread Black 12.9 Steel Hex Hexagon Socket Allen Cup Point Grub Headless Bolt Set Screw (Color : 25pcs M4x0.5x5)-0810

Item description Material: 12.9 grade steel Size : d(thread diameter) x L(total length) Metric thread diameter: M4 (4mm) / M5 (5mm) / M6 (6mm) / M7 (7mm) / M8 (8mm)/ M10(10mm) / M12 (12mm) Metric thread pitch: 0.5mm(M4) / 0.5mm(M5) / 0.75mm(M6)/ 1mm(M7) / 1mm(M8)/ 1mm or 1.25mm(M10) / 1 or 1.25 or 1.5mm(M12) Thread length: 3-30mm Complete set: This is a complete set of screw which can be used to fix the hexagon socket and make it easier to install. Strong material: Black hexagon sockets are made of high-quality steel which is strong and durable. they are not easy to rust or break. REASONS TO BUY: Hexagon socket screw bolt : the hexagon socket screw is designed to provide a smooth and secure screwdriver. the unique hexagon shape makes it easy to screw in and out of the cup. Bolt hex head screw: hex head screw designed to replace your old or broken one providing all-round protection for the sockets. The grub screws : grub screws are engineered for extreme durability with a high performance engineered wood finish. Multiple uses: suitable for all types of grub headless bolts including aluminum alloy cup point grub headless bolts. Outstanding workmanship: made of high quality stainless steel the hex hexagon socket is corrosion resistant and has a long service life. Quick installation: hex sockets are easy to install and use no need to drill holes in your cup.