GB/T1442-20043.2带传动扁尾的直柄工具用套筒的型式按图2所示，尺寸由表2给出。套筒的外部尺寸按GB/T1443的规定，但总长和到基准平面的距离除外，这两个尺寸按表2的规定。a.10A莫氏圆锥基准平面2图2表2单位为毫米工具柄的莫氏圆锥套简直径范周最小1号2号3号4号5号大于至LLL3.003.752.301815.0一3.754.752.902016.04.756.003.602217.04.566.56.007.504.502519.0一7.509.505.602821.06.081.09.5011.807.003223.511.8013.206.0100.08.903525.013.2015.0015.0019.0011.004028.09.5127.019.0023.6013.604531.011.0160.523.6030.0017.505033.0
