特点：各量规上都标有半径尺寸配有成对凹、凸半径规带有锁紧夹钳性能参数公制型测量范围货号组合备注0.4-6mm186-1100.4,0.8,1,1.2,1.5,1.6mm,1.75-3mm间隔0.25mm,3.5-6mm间隔0.5mm90度弧型0.5-13mm186-9020.5-13mm间隔0.5mm90度弧型1-7mm186-1051-3mm间隔0.25mm3.5-7mm间隔0.5mm180度弧型7.5-15mm186-1067.5-15mm间隔0.5mm180度弧型15.5-25mm186-10715.5-20mm间隔0.5mm,21-25mm间隔1mm180度弧型英制型测量范围货号组合备注1/32"-17/64"(16对)186-1031/32"-17/64"间隔64ths90度弧型1/32"-1/4"(15对)186-1011/32"-1/4"间隔64ths180度弧型17/64"-1/2"(16对)186-10217/64"-1/2"间隔64ths180度弧型9/32"-33/64"(16对)186-1049/32"-33/64"间隔64ths90度弧型1/64"-1/2"(25片)186-9011/64"-17/64"间隔64ths,9/32"-33/64"间隔32nds_)