优质Cr-Mo钢1/4"方头，公制大圆弧专用气动套筒，加长型1/4"Sq.Dr.,“Metric”SurfaceDriveImpactSockets,DeepLengthD2D1L2LOrderNo.mmShapemmmmmmmm634070404A137.6450634070454.5A138.2650634070505A138.8650634070555.5A139.5650634070606A1310750634070707A1311.3750634070808A1312.5950634070909B1313.89506340710010B13159506340711011B1316.39506340712012B13179506340713013B1318.89506340714014B13209506340715015B13219501/4"方头，英制大圆弧专用气动套筒，加长型1/4"Sq.Dr.,“SAE”SurfaceDriveImpactSockets,DeepLengthD2D1L2LOrderNo.inchShapemmmmmmmm634020063/16″A138.5650634020077/32″A139.5650634020081/4″A13