Variable speed (500-3000 SPM) easily adjusted with thumbwheel speed control. 4-position orbital action. Clear shield surrounds plunger and blade. 1" stroke length. Quick lock blade system uses T-shank/bayonet style blades and requires no tools for changing. (2 blades included). Built-in dust collection port. Also includes anti-splintering device for clean cutting edge. Electronic dial speed control maintains constant SPM under varying conditions. 6.5A motor. Includes carrying case.