90 Degree 0 Flute HSS Slanting Hole Countersink Deburring Drill Bit for Metal Counter Sink Drilling

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ʻO ka wehewehe pōkole:

Hoʻolālā ʻia no ka countersinking, chamfering a i ʻole deburring.

E hoʻouna i ka leka uila iā mākou