倒錐型旋轉(zhuǎn)銼刀 編號(hào) 刃徑 刃長(zhǎng) 柄徑 總長(zhǎng) α N0304M06 3 4 6 55 10° N0607M06 6 7 6 65 10° N0810M06 8 10 6 65 10° N1010M06 10 10 6 65 20° N1213M06 12 13 6 65 20° N1616M06 16 16 6 65 20°