Orbital blade stroke for fastest cutting in thick materials. Action selector allows the user to set the degree of orbital action. Counter balance mechanism for anti-vibration makes it smoothest operating, most vibration free saw. Gear protection system absorbs high impact forces caused by sudden blade lock-ups. 2-wire Quik-Lok® cord sets for quick detachment from tool. Heavy-duty blade clamp system for fast, easy blade changes. Trigger Speed Control of 0 to 3200 strokes per minute. Dial speed selector switch matches the correct speed with application for improved control. Easy adjustable shoe release adjusts shoe without the use of tools. Pivot shoe for maximum support against work surface. Heavy-duty tool steel wobble plate mechanism for extra long life. Reverse the blade for cutting upside down in confined areas. Blade clamp return spring forces the spindle outward so the blade clamp is easily accessible. Includes steel blade clamp, 2-wire cord, 2 blade pack and carrying case.