This Ingersoll Rand air hammer makes fast work of body panel crimping and cutting, bushing driving, shearing and front end work. Key Product Specs Blows Per Minute (BPM) 3,000 Air Consumption (CFM) 3 Stroke Length (in.) 2 29/32 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 Yes Case Included Yes Additional Product Specs * Kit includes edger, cutter and punch