CNC题目,又再请教。

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A 1/8 inch pilot hole followed by a 3/4 inch dia hole to be drilled in end of a 3.875 inch dia shaft.Calculate the RPM of each drill.
2 Y- E. {1 Z. p, C5 PNote: CS=80
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: S, e5 k- V. h0 [) J: W7 gRPM 1/8=
RPM 3/4=

& h! o8 Z( w$ [) N. |Thanks a lot.

27149

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