6pcs awọn ọna iyipada hex shank HSS Countersink die-die ṣeto ni irin apoti
Awọn ẹya ara ẹrọ
Awọn ẹya ara ẹrọ 6-ayipada iyara hex shank HSS countersunk drill bits ninu apoti irin le pẹlu:
1. Ilana ti o ga julọ (HSS).
2. Awọn ọna-ayipada hexagonal shank
3. Countersinking ati Deburring
4. Awọn titobi pupọ.
5. Irin apoti.





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