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.3 b* v: m( Q; t" O; p6 q6 H: @
Note: CS=80! W9 q+ O' K( ~( p) G
' e; _% ~) J+ {( J" A6 S; b* |
RPM 1/8=: g, _+ A: j: X+ C& A* n2 Z
RPM 3/4= 9 _9 ]0 s0 w) B2 z# L2 w/ c6 R 5 \' I8 M7 M4 m: v! oThanks a lot.
狗仔卡
鲜花(
鸡蛋(
发表于 2007-11-24 20:29
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡
楼主
