The 18-Volt LXT Brushless Cordless 5-7/8 in. Metal Cutting Saw delivers faster metal cutting through Unistrut, all thread, channel, corrugated, conduit, pipe, sheet metal, square tubing, steel and more. with a full 2-1/4 in. cutting capacity, it is ideal for electrical contractors as it will cut 2 in. conduit in 1 pass a huge time saver. It includes a transparent chip collector box to capture cutting debris. The brushless motor is engineered for efficiency and in run-time testing the Saw made up to 125 cuts per charge in 1 in. SCH 40 pipe using an 18-Volt 5.0 Ah battery (sold separately). Makita offers optimum 5-7/8 in. blade options for use with the DCS553Z: 32T carbide tipped for metal and general purpose, 52T for thin metal, 52T for aluminum and 60T for stainless steel (all sold separately).