Engineering, 15.12.2021 14:00, sjdswim
In a countersinking operation, once the tool reaches the proper depth, what should the operator do to ensure hole concentricity and a good surface finish?
1. Back the tool in and out of the bottom of the hole several times.
2. Increase the spindle speed one and a half times the normal rate.
3. Turn off the spindle to let the hole walls cool before continuing.
4. Let the tool run a few seconds before backing out of the hole.
Answers: 1
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In a countersinking operation, once the tool reaches the proper depth, what should the operator do t...
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