Description: Unique convenience and durability. Different cutting shapes available. To be fitted with any electric drill or powerdrill with 3000RPM. Powered by a Hand Drill - no additional power source needed. Excellent cutting speed by 2 metre per minute with 3000RPM.Best cutting result without any burrs at the cutting edges. 360 rotatable cutting blade holder can change the direction freely as required while cutting which makes it more convenient also agile to cut curve , and prolong the service life of the blade. Perfect for car repair and house maintenance like metal roof cutting, vent pipe and other metal sheets.Versatile cutting accessories for ROUND and STRAIGHT cutting. Specification: Material: Stainless Steel Rotation Speed: 1500-3000rpm For main metal sheet cutting: iron plate1.8mm max(Use Range: 1:5mm). Stainless steel plate 1.2mm max(Use Range: 0.8mm) For other material cutting: copper oraluminum plate 2.0mm max. Plastic or plywood 2.0mm max. Fiberglass: 2.0mm max. Size Chart: Size: 12x5x8cm / 4.72x1.96x3.14inch Package Includes: 1 Piece Metal Sheet Nibbler Cutter 1 Piece Plastic Handle 1 Piece Wrench Note: Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.