半径规优质钢材制成每一叶片均标有半径规格适用于快速对比式测量工件的弧度和半径17片(R1-7.0):1.0,1.25,1.5,1.75,2.0,2.25,2.5,2.75,3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5,7.0mm16片(R7.5-15):7.5,8.0,8.5,9.0,9.5,10.0,10.5,11.0,11.5,12.0,12.5,13.0,13.5,14.0,14.5,15.0mm15片(R15.5-25):15.5,16.0,16.5,17.0,17.5,18.0,18.5,19.0,19.5,20.0,21.0,22.0,23.0,24.0,25.0mm型号说明范围KT5-219-5017片R1-7mmKT5-219-5116片R7.5-15mmKT5-219-5215片R15.5-25mm)