Thursday, 21 July 2011
Center Punch & Metal Punch
When preparing to make holes on the lames, an automatic center punch is invaluable. It has a long spring in it, so you don't even need a hammer. Just pick the spot you want, push, and it whacks a nice little divot in the metal. (hard to capture well in a photograph)
This divot is very useful as a guide for positioning your drill bit or metal punch. Since I wanted something quieter than a drill (remember, I'm in an apartment!), I went out and got a metal punch. It's basically like a pair of pliers - (squeeze to operate) but with interchangeable bits on the jaws. There is a toothed piston (the punch) and the shaft it mates with. The little tooth on the piston is the best part -- when you insert the lame into the jaws, you can slide it around a bit until the tooth catches in that divot from the metal punch. Presto! Perfectly centered, every time!
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