Metal-cutting hole saws are typically available in 3/4-inch to 6 inches in size, ... When drilling or punching a hole in sheet metal, you more or less cut out the entire hole at once.

Sungator 18-Piece Bi-Metal Hole Saw Kit. See It . What We Like. Comes with 10 hole saw sizes; Includes plastic case; Kit includes three drill bits; ... sheet metal, plastic, and 3/4-inch drywall.

For most DIYers, there will likely come a time when you'll have to drill a hole through a piece of metal. Drilling through ...

These sheet metal cutters cut holes in sheet metal up to five times faster and last up to five times longer than traditional bi-metal hole saws, claims the manufacturer. They are designed to provide ...

Sheet metal hole saws These bi-metal hole saws feature a spring for automatic material ejection, a variable tooth pitch optimized for round holes, and a lipped-edge that acts as a safety stopper. In ...

Sheet metal punching like this is definitely a pita if you have to do a lot of repetitive holes, I applaud his effort, idea and enthusiasm. I may have to make one of these myself. Report comment ...

In sheet metal designs, specifying hole sizes, locations and their alignment is critical. It is always best to specify hole diameters greater than the sheet’s thickness (T).