✔ Includes 100 Pcs M3 x 6mm Hex Socket Button Head Cap Screws , Thread Size ( Diameter ): 3 mm, Thread Pitch: 0.5 mm, Thread Length: 6 mm, Total Length ( Includes Head ): 7.53 mm, Screw Head Style: Button Head, Head Diameter: 5.50 mm, Head Height: 1.53 mm, Screw Drive Style: Hex Socket Drive, also Known as Internal Hex Drive, Hex Size: 2.0 mm
✔ Material of Screws: Alloy Steel 40Cr, Black Oxide Finish; Strength Grade of Screws : 12.9 Grade, Hardness: HRC 39-44, Tensile Strength: 1220 N/mm²
✔ 1 Pcs Hex Key, Hex Size: 2.0 mm, to Drive These Screws Conveniently and Easily
✔ Material of Hex Key: Chrome-Vanadium Steel, Nickel Plated, Higher Strength, Anti-rust
✔ Package: 100 Pcs M3 x 6mm Hex Socket Button Head Cap Screws and 1 Pcs Hex Key Come In Plastic Storage Case, Organized Conveniently and Easily
Color: Black (with some unfinished silver/metallic parts)