Feature: 1. Made from 304 stainless steel, which is corrosion resistant, rust-proof and oxidation resistant to ensure its durability. 2. 200pcs grub screws come in various sizes, M3/M4/M5/M6/M8, to meet different needs. 3. Standard hex socket, fine surface finish, no burrs or flash. 4. Packed in a High quality box for easy storage and to avoid unexpected loss during use. Specification: 200pcs Grub screws set, come in various sizes to meet different needs. Features: Made from 304 stainless steel, which is corrosion resistant, rust-proof and oxidation resistant to ensure its durability. 200pcs grub screws come in various sizes, M3/M4/M5/M6/M8, to meet different needs. Standard hex socket, fine surface finish, no burrs or flash. Packed in a High quality box for easy storage and to avoid unexpected loss during use. Specifications: Material: 304 Stainless Steel Color: Silver Quantity: 200pcs Size: M3, M4, M5, M6, M8 Item Size: 12.8 * 6 * 2.3cm / 5.03 * 2.36 * 0.9in Item Weight: 143g / 5.04oz Package Weight: 143g / 5.04oz Package Size: 12.8 * 6 * 2.3cm / 5.03 * 2.36 * 0.9in Packing List: 20 * M3*3 20 * M3*4 20 * M3*6 20 * M4*4 20 * M4*6 20 * M5*5 20 * M5*8 20 * M6*6 20 * M6*10 20 * M8*8 1 * Organizer Box Package List: 20 * M3*3 20 * M3*4 20 * M3*6 20 * M4*4 20 * M4*6 20 * M5*5 20 * M5*8 20 * M6*6 20 * M6*10 20 * M8*8 1 * Organizer Box