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Pneumatic Punch? Need Advice Please

Posted: Wed Mar 01, 2006 2:13 pm
by T. Finkas
Hi Folks,

I am trying to get my Scythian scale project started where I need to punch about a thousand metal scales with 4-5 holes each---a daunting task (or at least it is to me). I have a metal hand punch from Harbor Tools but I am worried about the fatigue and damage to my hands,which are prone to cramping and soreness. Might a pneumatic punch like this one fill the bill?

http://www.toolbarn.com/product/eagle/RC6301/

The metal to be punched is mild steel and around 20-22 ga. Has anybody on AA used a tool of this type? Can anybody offer me any advice? I thank you in advance for your kind assistance!

Cheers,
Tim

Posted: Wed Mar 01, 2006 3:21 pm
by Cet
Hi Tim,

I've used similar tools and they work well as long as you have sufficient compressor capacity not just cfm.

For about the same price I could probably get you a used whitney #8 or #2 punch which woul easily handel the punching. They are rated at 5 tons so the muscle effort is minimal and you can use your whole arm, not just your hand.

I used one for a similar project- 700 5 holes scales of .050" red brass and it worked very well.