タップの食付き部を除去したら・・・? | オーエスジー

No : 510
Công bố : 2019/02/26 18:10 Lần : 2021/06/22 18:16
answer

Once the chamfer is removed, it cannot be cut.

chamfer is the part of the "cutting edge" that is cut by tapping.

If you don't have enough pilot hole depth, consider a short chamfer tap or thread mill.