当前位置：Widetop > W1 > Widetop > Axis of the twist drill bits Axis of the twist drill bits 作者：WIDETOP • 2019-06-28 Axis of the twist drill bitsThe imaginary straignt line which forms the lengthwise center of a twist drill bits 上一篇文章 : Body of the twist drill bits 下一篇文章 : Body clearance diameter of the twist drill bits