Features 1、250 Pcs Set: This set includes 250 pieces of hex socket set screws, with specifications of M4, M5, M6, M8, and M10, meeting various needs. 2、Smoothly Thread: The set screws are made with high accuracy, ensuring smoothly threading and a seamless fit. 3、Carbon Steel Construction: Crafted from carbon steel, these grub screws exhibit excellent strength and durability. 4、Versatile Usability: These set screws are suitable for use in a wide range of mechanical projects and applications. 5、Convenient Assortment: With a comprehensive assortment of set screws, this kit provides convenience and versatility for professionals and DIY enthusiasts. Specification Item Type: Set Screw Material: Carbon Steel Specification: M4 M5 M6 M8 M10 Package List 250 x Set Screw