Keyless blade clamp for fast, easy blade installation and removal. 5.5A motor deliver powerful cuts in the hardest materials. Variable speed delivers 0-3,100 strokes per minute for optimal cutting speed. 4-position orbital action allows for faster, more aggressive cuts in a variety of materials. All metal gear case provides superior durability on a professional site. Shoe bevels 0 to 45 degrees for beveled cuts. Includes 1-blade and heavy duty kit box