直柄麻花钻 第1部分:粗直柄小麻花钻的型式和尺寸
Parallel shank twist drills--Part 1:The types and dimensions for small type twist drills with oversize parallel shank
标准状态
发布于:1996-07-05
实施于:1997-02-01
已废止
Parallel shank twist drills--Part 1:The types and dimensions for small type twist drills with oversize parallel shank