Hitachi CJ90VST 5.5 Amp Variable Speed Jig Saw with Blower 4-Mode orbital action to increase cutting efficiency through various materials Tool-less blade changing system allows for quick and easy blade changes Powerful dust blower keeps debris away from the cutting path Soft, vibration absorbing grip provides greater comfort and a secure hold Lightweight at only 4.9 lbs for easy maneuvering and less fatigue Cast aluminum nickel plated base plate offers solid support and resists scratching the work surface Large cut capacity (3-1/2" in wood, 5/16" in steel) Lock-on variable speed trigger keeps the speed set during continuous operation Accepts "t" shank blades only