iexcell 4 Pcs M8 x 210mm Partially Threaded Thread Pitch 1.25 mm Alloy Steel 12.9 Grade Hex Socket Head Cap Screws Bolts Kit, Black Oxide Finish

✔ Includes 4 Pcs M8 x 210mm Hex Socket Head Cap Screws , Thread Size ( Diameter ): 8 mm, Thread Pitch: 1.25 mm, Partially Threaded, Thread Length: 30 mm, Total Length ( includes non-threaded part and head): 217.82 mm, Screw Head Style: Socket Cap Head, Head Diameter: 13.00 mm, Head Height: 7.82 mm, Screw Drive Style: Hex Socket Drive, also Known as Internal Hex Drive, Hex Size: 6.0 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: 6.0 mm, to Drive These Screws Conveniently and Easily ✔ Material of Hex Key: Chrome-Vanadium Steel, Nickel Plated, Higher Strength, Anti-rust ✔ Package: These 4 Pcs M8 x 210mm Hex Socket Head Cap Screws and 1 Pcs Hex Key Come In Plastic Storage Case, Organized Conveniently and Easily