Awl, Scratch This is the needle-pointed marking tool for laying out measurements.The scratch can be made deep enough to actually be the start of the cut in rougher work, but a knife-edged tool is ...

The awl is designed to allow sheet metal workers to use the awl for hole punching, by striking it on the handleless striking end. It is 3.5 inches long. Midwest Tool and Cutlery Co., 1210 Progress St.