This economical, powerful air hammer delivers fast cutting action. Vibration isolation system for smooth operation and comfort. Ideal for exhaust system work, bolt cutting, bushing driving, shearing and front end work. Key Product Specs Blows Per Minute (BPM) 3,200 Air Consumption (CFM) 3 1/2 Stroke Length (in.) 2 5/8 Bore Diameter (in.) 3/4 Shank Diameter (in.) 0.401 Air Inlet Size (in. NPT) 1/4 Min. Hose Size (in.) 3/8 Chisels Included No Case Included No Additional Product Specs * Vibration isolation system for smooth operation and greater comfort * Cushioned exhaust deflector on barrel for comfort and control * Easy touch trigger for precision startups and total control * For exhaust work, cutting, shearing and front end work