Features and Benefits: * Ideal extra duty hammer kit for various automotive and industrial applications * Standard .401 shank size * Long barrel allows better reach * Kit includes: air hammer, 9 chisels, quick change retainer and bee hive retainer packed in a blow molded case Specifications: * 3-5/8" Piston stroke * 2,100 blows per minute * Length: 10" * Weight: 4-1/2 lbs. * Air inlet thread: 1/4" NPT * Air hose I.D. size: 3/8" * Average air consumption: 4 cfm * Noise level: 99.2 dBA @ 90 PSI