Steel WireChina DIN912 Metric Thread Screws M2 M2.5 M3 M4 M5 M6 M8 Black Grade 12.9 Alloy Steel Hex Socket Head Cap Screw Bolts 3 4 5 6 8 10 mm, Find details about China M8 X 14mm Hex Cap Screw, M8 Hex Cap Screws from DIN912 Metric Thread Screws M2 M2.5 M3 M4 M5 M6 M8 Black Grade 12.9 Alloy Steel Hex Socket Head Cap Screw Bolts 3 4 5 6 8 10 mm