Makita JR3070CTZ Recipro Saw with 15-Amp Tool Less Blade Change and Shoe Adjustment Powerful 15 AMP motor with electronic speed control maintains constant speed under load Built-in clutch reduces gear damage by disengaging gears if blade binds 4-position orbital/straight cutting action Variable speed control dial to match the speed to the application Ideal for framers, carpenters, electricians, plumbers, demolition work and other demanding cutting applications