M5 x 25mm 12.9 Alloy Steel Hex Socket Head Cap Screw Bolt Black 100pcs Drive Type: Hex Socket; Head Style: Hex Head; Material: 12.9 Alloy Steel Package Content: 100(+/-2%) x Socket Head Cap Screw; Product Name: Socket Head Cap Screw; Thread Size: (dxL)M5 x 25mm / 0.2" x 1"(D*L) Weight: 466g; Main Color: Black Thread Pitch: 0.8mm; Total Length: (L1) 30mm/ 1.2" Head Size: (Dxk) 8 x 5mm/0.3" x 0.2"(D*H); Width Across Flat (s): 4mm/0.16"