The ultimate leather hole punch on the market can assist in accurately creating a hole in your leather goods, avoiding fraying of the material or ensuring immediate sealing after the cut.
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.
The clouds looked like someone had taken a hole punch to the sky. This unusual phenomenon isn't new. Researchers have been documenting it since the 1940s, according to NASA. But it wasn't until ...