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.6 G6 s; o5 K" [
Note: CS=80! o6 q: G7 P1 u9 m
, q' ?- K, {1 @- R/ |
RPM 1/8=& `' }5 M) t. V( ^6 D0 G! x
RPM 3/4=+ S8 |; L _1 q; Z6 g
# C/ ^# P# ~0 H* E' a B
Thanks a lot.
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发表于 2007-11-24 20:29
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