Excellent cutting effect without any burrs and edges Straight cutting and curve cutting capable Double cutting head and 360 degrees adjustment Ergonomic design handle for comfort. Compact size, easy to operate and labor-saving Suitable for car repairing and maintenance and metal sheet This dual head air metal nibbler cutter is to be used with an electric drill or air drill. Capable of cutting any kind of thin metal. Specifications: Material: Metal, Plastic Max. Cutting Thickness: Iron/Steel Plate: 1.8mm Stainess Steel Plate: 1.2mm Copper/Aluminum Plate: 2mm Plastic/Fiberglass: 2mm Cut any shape to 1/2" radius. Package Content: 1 x Metal Nibbler Cutter 1 x Plastic Handle 1 x Hex Wrench