The DEWALT DCS551N XR Li-Ion Drywall Cut-Out Tool offers tool-free bit change for fast and easy bit changing and an adjustable depth stop for improved control when plunge cutting sheet material. It is fitted with an LED light to illuminate the cutting area for improved visibility of cut. Perfect for cutting holes in a variety of materials such as drywall for recessed lighting, electrical boxes or outlets, plywood or cabinets for installation, acoustic ceiling tile for sprinkler systems and recessed lighting and in light gauge/non-ferrous metals. Supplied with: 1 x Adjustable Depth Stop. 1 x 3.2mm (1/4in) Collet. 1 x 6.4mm (1/8in) Collet. 1 x General Purpose Bit. 1 x Drywall Cutting Bit. Bare Unit, No Batteries or Charger Supplied. Specification Collet Size: 3.2mm (1/8in) & 6.4mm (1/4in) No Load Speed: 26,000/min. Weight: 1.1kg