M2（2mm）/ M2.5（2.5mm）/ M3（3mm）/ M4（4mm）/ M5（5mm）/ M6（6mm）/ M8（8mm）
0.4mm（M2）/ 0.45（M2.5）/ 0.5mm（M3）/ 0.7mm（M4）/ 0.8mm（M5）/ 1mm（M6）/ 1.25mm（M8）
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