The Makita DCS553 LXT Metal Circular Saw provides quick, almost spark-free metal cutting. Fitted with a maintenance-free brushless motor. Automatic torque drive technology (ADT) changes the cutting speed according to load condition for optimum operation. A built in dust collection box provides easy disposal of metal chips and dust. It is made from shatter-proof polycarbonate for increased user safety. The battery protection system automatically shuts off power when the battery level is low. An ideal tool for electricians and air-conditioning and roofing fitters. Comes as a Bare Unit, No Battery or Charger Supplied. Specifications: No Load Speed: 4,200/min. Blade Diameter x Bore: 150 x 20mm. Max. Cutting Depth @90°: 57.5mm. Weight: 2.4kg.