Material 304 (A2-70) stainless steel Thread diameter: 2.5mm (M2.5) / 3mm(M3) /4mm(M4) /5mm(M5) /6mm(M6) 8mm(M8) /10mm(M10) Thread pitch 0.45mm (M2.5) / 0.5mm(M3) /0.7mm(M4) /0.8mm(M5) /1.0mm(M6) 1.25mm(M8) /1.5mm(M10)