型号扭力调整范围全长MM方头尺寸MM重量约KG*小-*大刻度 N.MN.M1756.350.12QL1.5N0.5-1.50.025QL3N1-3QL6N2-60.1QL12N4-120.21850.18QL25N5-250.252209.50.25