Rotary Spot Weld Cutter. 08030 Product Information Rotary Spot Weld Cutter. Description Measurement Length 75mm Size 3/8" Arbor Hole 1/4" This spot weld cutter quickly and easily cuts round spot welds on sheet metal. It can also be used to cut small access holes. It has a double ended 3/8" blade, 1/4" arbor and spring loaded pilot point.











