Features:1. Made of high quality movement, durable to use.2. Exquisite workmanship and stable performance, it is a great tool for you.3. Wear-resistant aluminium alloy body ensure long service life.4. Reinforced alloy cylinder provides large storage capacity and strong strength.5. Suitable for casting sand cleaning and welding before the opening groove, weld slag after welding, flat solder scar, correction of the opening work of stone, concrete and brick wall.Specification:Condition: 100% Brand NewImpact Power:1.5J/minCylinder Diameter:25mmImpact Frequency:60Hz/minAir Consumption:7L/s maximumNoise Level:103db maximumWeight: Approx. 1883g / 66.4ozStraight Scraper Knife Size: Approx. 140 * 21mm / 5.5 * 0.8inArc Scraper Knife Size: Approx. 140 * 21mm / 5.5 * 0.8inPackage List:1 * Pneumatic Shovel1 * Straight Scraper Knife1 * Arc Scraper Knife1 * Inlet Port(1/4")