This Ingersoll rand air hammer provides economical, fast cutting action. Includes 5-pc. chisel set. Key Product Specs Blows Per Minute (BPM) 3,500 CFM at Load 15 Stroke Length (in.) 2 5/8 Shank Diameter (in.) 0.401 Air Inlet Size (in. NPT) 1/4 Min. Hose Size (in.) 3/8 Chisels Included Yes Case Included No Additional Product Specs * Fast cutting action on mufflers and tailpipes, body panels and general repairs * Alloy steel barrel, heat-treated piston, coil spring retainer * Chisels include edger, cutter, straight and cutting chisels and punch