1. Made of movement, durable to use. 2. Exquisite workmanship and stable performance, it is a great tool for you. 3. Wear-resistant metal body ensure long service life. 4. provides large storage capacity and strong strength. 5. Powerful pull spring is elastic which can effectively reduce vibration.<br><br>Suitable for casting sand cleaning and welding front opening groove, welding slag, flat solder scar, correction of stone, concrete and brick wall opening work. Name:Air Hammer Impact Number:2500rpm Air Consumption:114L/min Working Pressure:6-8KG Inlet Port:1/4inch Working stroke:60mm Colour:Black & Silver Material:Metal<br><br>Package Contents: 1 * Air Hammer 4 * Scraper Knife 1 * Inlet Port 1 * Spring<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.