With the fate of repetitive motion injury looming due to the need to drill 1,200 holes, [bitluni] took matters into his own hands and built this nifty DIY hole punch for light-gauge sheet metal.

There's a lot that can go wrong if you decide to drill holes into metal without using a center punch first. One major problem is that you increase the risk of drilling into the wrong spot ...

It also leads to slug-pulling when withdrawing the punch, which ultimately affects the life of both punch and metal sheet. Spacing between holes also matters. It should be at least two times the ...

ROCKFORD — You know the hole punches we have in our offices to punch holes in paper? Take that concept and apply it to metal. For 104 years, that's been the function of the Roper Whitney No. 5 ...

Make a Sandwich. For clean, precise holes in thin sheet metal, make a wood sandwich. Simply sandwich the sheet metal between two pieces of wood and clamp everything down on a table or workbench.

1. Metal Punching . The metal punching process uses a punch press to punch, form, and cut metal as it passes through or underneath. By using a metal punching tool with a matching die set, you can ...

The punch and die set were strong enough to form 14-gauge sheet steel in a press brake, which is pretty impressive. The tool wasn’t used to cut the metal; the blanks were precut with a laser ...

I need to drill approx. 120 3/4" holes into sheet metal, specifically, into sheet metal from an old clothes dryer cylinder. (Pretty thick and stiff as far as sheet metal goes, but less than 1/8 ...

With enhanced support for sheet thicknesses up to 0.5 inches, and bending available up to 0.25 inches, customers can now shift more parts from milled components to sheet metal — achieving faster ...