The Makita DHS680 Brushless Circular Saw boasts high-power cutting with automatic speed control, which changes according to load condition. In light-duty mode: high-speed rotation mode, in heavy-duty mode: high torque mode. It has a compact and lightweight design which has been achieved thanks to a downsized motor, better placement of parts and using durable but light magnesium die-cast for the base, blade case and safety cover. Comes as a Bare Unit, NO Battery or Charger supplied. Specifications: No Load Speed: 5,000/min. Cutting Depth: @0 57mm, @45 41mm, @50 37mm. Blade: 165 x 20mm bore. Weight: 3.3kg.