Features The Ingersoll Rand 2A2SA "A" Series Chipping Hammer with 0.680" Hex Nozzle is a great tool for most of your construction and demolition needs. This chipping hammer is equipped with a rubber buffer retainer and threaded barrels to extend the life of the product. This 2-inch stroke length chipping hammer comes with a lock-spring retainer to make sure the steel stays in place. It is an Industrial-duty tool and comes with replaceable piston features. The swan neck handle with an outside trigger and long nozzle makes it easy to work in tight, hard-to-reach spaces with ease. It is ideal for light demolition work, bridge decking, concrete surface preparation, metal removal, form stripping, and many other applications. The A Series tools are compatible to use oval collar accessories. Type / Chipping Hammer Round Shank (in.) / 0.680 Round Shank (mm) / 17 Retainer Type / Standard Stroke Length (in.) / 2 Stroke Length (mm) / 51 Bore (in.) / 1.13 Bore (mm) / 28 Length without Accessory (in.) / 16 Length without Accessory (mm) / 406 Weight without Accessory (lb) / 15.13 Weight without Accessory (kg) / 6.86 BLOWS PER MINUTE (BPM) / 2300 Air Consumption @ Load (cfm) / 28 Inlet Size NPT (in.) / 3/8 Recommended Hose Size (in.) / 1/2 Recommended Hose Size (mm) / 13