iexcell 50 Pcs M3 x 40mm Thread Pitch 0.5 mm Alloy Steel 12.9 Grade Hex Socket Head Cap Screws Bolts Kit, Black Oxide Finish

iexcell 50 Pcs M3 x 40mm Thread Pitch 0.5 mm Alloy Steel 12.9 Grade Hex Socket Head Cap Screws Bolts Kit, Black Oxide Finish

• ✔ Includes 50 Pcs M3 x 40mm Hex Socket Head Cap Screws , Thread Size ( Diameter ): 3 mm, Thread Pitch: 0.5 mm, Thread Length: 40 mm, Total Length ( Including Head ): 42.93 mm, Screw Head Style: Socket Cap Head, Head Diameter: 5.50 mm, Head Height: 2.93 mm, Screw Drive Style: Hex Socket Drive, also Known as Internal Hex Drive, Hex Size: 2.5 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: 2.5 mm, to Drive These Screws Conveniently and Easily
• ✔ Material of Hex Key: Chrome-Vanadium Steel, Nickel Plated, Higher Strength, Anti-rust
• ✔ Package: These 50 Pcs M3 x 40mm Hex Socket Head Cap Screws and 1 Pcs Hex Key Come In Plastic Storage Case, Organized Conveniently and Easily