This 18V cordless jig saw is engineered for curve cuts, delivering strong and manageable power. The Bosch GST18V-50 18V Top-Handle Jig Saw provides corded performance, with a cutting capability up to 4.9 In. in wood and 0 to 3,500 strokes per minute speed. It provides a variable-speed dial allows matching the speed to material. It has a variable-speed trigger, which provides further control over the operating speed by feathering the trigger. The jig saw has four orbital-action settings for cut control. The large die-cast aluminum footplate with no-mar plastic overshoe to help prevent damage to the workpiece. It is compatible with guide rail and circle adapter. The cut lines stay visible due to the dust blower and LED light. The jig saw features a tool-free T-shank blade-change system.