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./ z( Y# _, G6 S
Note: CS=800 X" W) T( H, L$ c6 J
$ p% }2 W! l. \" \: h9 p
RPM 1/8=/ c1 |: p T/ j: o- \8 [: t3 S
RPM 3/4=$ @! y9 ]8 ~% Q& c: P
4 L4 Z* i4 k% C- J1 B/ X2 i
Thanks a lot.
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发表于 2007-11-24 20:29
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