All metal lever action keyless blade change allows for quick and easy blade changes All metal keyless shoe bevel with detents at 0 deg, 15 deg, 30 deg and 45 deg provides versatility for easy bevel cutting 4-position orbital action provides control of cut quality and speed Adjustable dust blower keeps line of cut clear of chips Variable speed 0 to 3000 spm for versatility in a multitude of materials and applications Anti-slip comfort grip for increased comfort and control Accepts T-shank jig saw blades for professional results