On Mon, 15 Dec 2014, drlegendre . wrote:
If you want to speed-up the operation, drive the punch
through with an
impact wrench once you've got it properly started.
On tools that I own, such as chassis punches and screw pullers, I will not
let people use impact wrenches on lead screws.
--
Grumpy Ol' Fred cisin at
xenosoft.com