parallel shank drill造句

extension rod of parallel shank drill . dimensions
直柄钻头接杆.尺寸
specification for dimensions of driving tenons and sockets for parallel shank drills and machine reamers
直柄钻头及铰刀用转动榫及套筒尺寸规范
It's difficult to find parallel shank drill in a sentence. 用parallel shank drill造句挺难的