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. & T2 x8 E# F4 y, TNote: CS=80 3 Q1 Q9 C# F1 y4 s3 a% j8 Q1 F0 k+ d/ G4 T
RPM 1/8=8 c% A& Y G8 |
RPM 3/4= 2 L) Q; S* N# p) S 9 F6 v! ?" }: h. o$ a5 d3 }! ^Thanks a lot.