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.5 G1 a+ v( x9 y
Note: CS=808 k! j: b5 i1 s' f6 M
( k( [& j+ g- t# n; G# |# g. b
RPM 1/8=* x5 o! ^" K0 @* U
RPM 3/4=5 V) D4 p, z2 [3 f
& k* S! u! B* A. M! d1 Z1 J
Thanks a lot.
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发表于 2007-11-24 20:29
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