Metal cutter tool has a faster cutting speed than other sheet metal cutting tools, powerful than ordinary scissors and knives.Metal cutter attachment quickly transforms your drill into an electric shear that fits perfectly on the chuck of your drill. with an adapter handle, adapt to a variety of different electric drills.The metal nibbler drill attachment board cutting machine is suitable for cutting flat sheet metal less than 1mm. Do not cut with angular, special shape, welding sheet metal and non-metallic materials.If it is stuck, set the drill bit to reverse to automatically exit.