James Brolin says the 'best investment' he made in marriage to Barbra Streisand is his mattress New airport rules look to end boarding passes, check-in Bill Gates says AI is coming for 2 kinds of ...

You could also switch back and forth between the various work areas to allow the metal to cool a bit in between. See All 32 Photos Once each hole was fully tacked in place with four welds each ...

[bitluni] took matters into his own hands and built this nifty DIY hole punch for light-gauge sheet metal. A little backstory will probably help understand why [bitluni] needs so many holes.

Circular holes should be made using a pillar drill, unless you're using thin sheet metal to drill circular holes up to 30mm in diameter. Then you'll need to use a step drill for accuracy and to ...