I used 22 gauge cold-rolled steel sheet metal for demonstration purposes ... Follow the circle until you reach the end of the cut. Use a metal file to remove any sharp edges left after cutting ...

Pocket sheet metal gauge patented in 1878 and made by Brown and Sharpe Manufacturing Co., being a micrometer with a range of 0.0" to 0.375". Pocket sheet metal gauge patented in 1878 and made by Brown ...

Sheet metal is very easy to form, including the pressing in of intricate shapes with dies and a hydraulic press, but the dies themselves are slightly harder to come by. What if we could 3D print ...

Never hold a piece of metal in one hand while trying ... into your drill and will cut through thin-gauge sheet metals like aluminum and steel. Use a scrap of plywood as a backer for the hole ...