Size: M2 / M2.5/M3 / M4 /M5/M6/M8 L(thread length). Material: Nylon. 0.4mm(M2) / 0.45mm(M2.5)/ 0.5mm(M3) / 0.7mm(M4)/0.8mm(M5)/1mm(M6)/1.25mm(M8). 2mm(M2)/ 2.5mm(M2.5)/ 3mm(M3) / 4mm(M4)/5mm(M5)/6mm(M6)/8mm(M8).
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