uxcell M6x12mm Button Head Hex Socket Cap Screw Bolt Black 50pcs Drive Type: Hex Socket; Head Style: Button Head; Material: 10.9 Alloy Steel Package Content: 50(+/-2%)pcs x Button Head Screws; Product Name: Button Head Screws Thread Size: M6x12mm /0.24"x0.47"(D*L); Weight: 164g Thread Pitch: 1.0mm; Total Length: 15mm/0.6" Hex Socket Width: 4mm/0.16"; Head Size: 10x3mm/0.4"x0.12"(D*H)