Sharp and Durable: The electric drill sheet cutter is made of high-quality aluminum alloy and chrome-manganese steel, which is strong and sharp, rust-proof and corrosion-resistant, not easy to break and deform, wear-resistant and can be used for a long time. Special Lithium Drill: It can be installed on the drill without professional tools, easy to use, saving time and effort. The sheet metal cutting machine is designed for 12V/21V lithium electric drill, which forms precise burrs and makes cutting easier and faster. Maximum Cutting Capacity: With a high-hardness cutting head, the nibbler can handle maximum metal cutting capacity: iron plate 0.2-1 mm, tin plate 0.3-1 mm, steel plate 0.2-0.8 mm, copper plate 0.3-1.2 mm, aluminum plate 0.3-1.2 mm. Can accurately cut metal with different patterns, squares, long cuts, etc. Easy to Use: Safe, durable and easy-to-use electric drill sheet cutter, will not touch the saw blade or blade and hurt your hands, this drill sheet cutter quickly turns your drill into electric scissors, use this metal drill as an electric drill. The accessory snaps into place easily and securely and is immediately ready for use. Package Contents: The package includes an electric drill sheet cutter (without electric drill), a fixed bracket, a spring, a 7# wrench, a 13# wrench, an Allen key, a rubber band and an installation manual.