Features 1、Professional design, provides better panel separations than a panel cutter. 2、Easily separate spot-welded panels without distorting the sheet metal. 3、Separate spot-welded sheet metal, panel, etc and cut small access holes. 4、High strength and hardness, durable in use. 5、Double sided 3/8 inch rotary cutter and hex Shank fit most drills. Specification Features: Professional design, provides better panel separations than a panel cutter. Easily separate spot-welded panels without distorting the sheet metal. Separate spot-welded sheet metal, panel, etc and cut small access holes. High strength and hardness, durable in use. Double sided 3/8 inch rotary cutter and hex Shank fit most drills. Specification: Material: Metal Color: Shown as picture How to Use: 1. Fix the welding spot with the nail in the front, then press down(The back of the nail has a spring device that can stretch). 2. When the saw tooth tooth touches the welding surface, the solder joint can be removed by matching the electric rotary tool. Package list: 1 x Spot Weld Drill 10 x Double Sided Cutters 2 x Pilot Pins Package List