M3x18mm Screw Cap Point Hex Socket Screws Bolts 100Pcs Product Name : Hex Socket Cap Screw;Material : Alloy Steel;Color : Black Screw Type : M3x 18mm;Thread Diameter : 3mm/0.12" Thread Length : 18mm/0.71";Hex Width (s) : 3mm/ 0.12" Head Size : 6 x3.5mm/0.24"x0.14"(D*H);Total Length : 21mm/0.83" Weight : 122g;Package Content : 100(+/-2%)pcs xHex Socket Cap Screw