Items Description Material 304 stainless steelThread diameter 3mm(M3) / 4mm(M4) / 5mm(M5) / 6mm(M6) 8mm(M8) / 10mm(M10) / 12mm(M12)Thread pitch 0.7mm(M4) / 0.8mm(M5) / 1.0mm(M6) 1.25mm(M8) / 1.5mm(M10) / 1.75mm(M12)/2.0mm(M14)