Features: _x000D_ 1. Made of high quality movement, durable to use. _x000D_ 2. Exquisite workmanship and stable performance, it is a great tool for you. _x000D_ 3. Wear-resistant aluminium alloy body ensure long service life. _x000D_ 4. Reinforced alloy cylinder provides large storage capacity and strong strength. _x000D_ 5. Powerful pull spring is elastic which can effectively reduce vibration. _x000D_ 6. Suitable for casting sand cleaning and welding front opening groove, welding slag, flat solder scar, correction of stone, concrete and brick wall opening work. _x000D_ _x000D_ Specification: _x000D_ Condition: Brand _x000D_ Impact Number: 4500rpm _x000D_ Air Consumption: 114L/min _x000D_ Working Pressure: 6-8KG _x000D_ Cylinder Stroke: 150mm _x000D_ Inlet Port: 1/4" _x000D_ Blade Shape: Hex _x000D_ Weight: Approx. 1539g / 54.3oz _x000D_ Scraper Knife Length: Approx. 12cm / 4.7in _x000D_ _x000D_ Package List: _x000D_ 1 * Air Hammer _x000D_ 4 * Scraper Knife _x000D_ 1 * Inlet Port _x000D_ 1 * Spring _x000D_ _x000D_ _x000D_ Note:_x000D_ Please note that the type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 1Made of high quality movement, durable to use. 2Exquisite workmanship and stable performance, it is a great tool for you. 3Wear-resistant aluminium alloy body ensure long service life. 4Reinforced alloy cylinder provides large storage capacity and strong strength. 5Powerful pull spring is elastic which can effectively reduce vibration.