Features: -Easy and quick to cut 14 gauge materials and creates a burr-free precision edge. -Dual 360 degree cutting head for cutting straight lines, curved lines and circles. -HSS cutting blades to cut including but not limited to: Sheet metal, corrugated material, pipes, complex profiles, powder coated material, steel stainless, copper, aluminum, formica, plastic, fiberglass. -Suitable for any drill operating between 1500-3000 rpm, easier and more powerful than normal shears and shears. -Perfect for car repair and home maintenance like cutting metal roofs, HVAC vent pipes and other sheet metal. Steps sheet metal cutting: -Drill a starter hole The 4 to 12 mm step drill bit helps you drill a starter hole for the nibbler before cutting a perfect circle with. -Cut circle with ease Circle cutting accessories will help you cut a perfect circle, the maximum diameter can be 11-2/5 inches . -360 degree cutting head The 360 degree cutting head provides easy control and has no problem cutting straight curves and circles. p> It will be a considerable time saver for cutting sheet metal. Features: Type Sheet metal cutter Material Plastic, Stainless steel Suggested speed 1500-3000rpm Radius of minimal shear 1.2cm / 0.5in Cutting capacity 1.2-2mm/0.05-0.08in (Iron plate ordinary: 1.8 mm Stainless steel plate: 1.2 mm Copper and aluminum alloy plate: 2 mm Plastic, fiberboard: 2mm) Scope of application Cutting of sheet metal, etc. Package included: (optional ) 8 pieces 1 X Sheet metal cutter 1 >1 X Cutting bar 1 X Wrench 2 cool grid store