uxcell M3x10mm Button Head Hex Socket Cap Screw Bolt Black 100pcs Drive Type: Hex Socket; Head Style: Button Head; Material: Alloy Steel Package Content: 100(+/-2%)pcs x Button Head Screws; Product Name: Button Head Screws; Thread Size: M3x10mm /0.12"x0.4"(D*L) Weight: 60g; Thread Pitch: 0.5mm Total Length: 12mm/0.47"; Hex Socket Width: 2mm/0.08" Head Size: 5.5x2mm/0.22"x0.08"(D*H); Grade: 10.9