The Makita JN1601 Nibbler performs clean, precise cutting in keystone plate, deck plate and other corrugated/trapezoidal sheet materials. Die holder swivels full 360 for easy cutting at an angle to grooves in corrugated/trapezoidal sheet materials. It is fitted with an ergonomically designed handle and has a compact and lightweight design. Specification Input Power 550W No Load Speed 2,200/min. Cutting Radius Inside Edge 45mm, Outside Edge 50mm Capacity Mild Steel 1.6mm, Stainless Steel 1.2mm Weight 1.6kg All vibration figures quoted are Tri-axial to EN60745 2006. Vibration Cutting Sheet Metal 7.5 m/sec Vibration K Factor 1.5 m/sec Noise Sound Power 94 dB(A) Noise Sound Pressure 83 dB(A) Noise K Factor 3 dB(A)