*KeyFeatures*Powerful & Efficient: This air hammer delivers 4500 BPM high-frequency strikes and a 1.57-inch stroke for strong impact force, efficiently cutting metal, breaking concrete walls, removing bolts and more processing tasks. (AVG. Air Consumption: 11 CFM, Air Pressure: 90PSI ; Air Inlet: 1/4 NPT)*Easy to Use: Designed with a responsive trigger and one-button start function, this pneumatic hammer is simple to operate with no need to change triggers. And the ergonomic pistol-grip design ensures a comfortable, anti-slip, secure, and fatigue-free grip*Comprehensive Accessories: This pneumatichammershoveltool comes with 4 replaceable round shank chisels (4.7 in / 120 mm long), 3 air nozzle connectors, and a spring that holds the chisel securely and allows easy replacement*Premium Material: Built with a powder-coated aluminum alloy housing and active air spring system, this airhammer with4chisels offers enhanced stability, precision, and vibration reduction while remaining shockproof, wear and corrosion resistant*Multiple Applications: This air chisel pneumatic hammer is ideal for cutting metal, demolishing concrete walls, breaking flooring, and removing bolts and nuts. Compact, lightweight, yet powerful, it's your go-to tool for construction sites and repair workshops********************************************************************************************************SpecificationsItem Model Number: WFH-1040Stroke Length: 1.57 inch / 40 mmBlow per Minute: 4500 BPMChisel Shank Diameter: 0.401 inch / 10.18 mm (round shank)Chisel Shank Length: 4.7 inches / 120 mmAverage Air Consumption: 11 CFM (No Load)Air Pressure: 90PSIPower Source: Air PoweredAir Inlet: 1/4 NPTNet Weight: 3.4 lbs / 1.52 kgProduct Dimensions: 5.7 x 5.8 x 2 inch / 145 x 148 x 50 mm********************************************************************************************************Pakcage Content1 x Air Hammer4 x 4.72 inch / 120 mm Chisels (Round Head)3 x Air Nozzle Connectors1 x Spring Retainer