Kobalt Air Hammer With 4-Chisels<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Kobalt Air Chisel Hammer with alloyed-steel barrel and heat-treated piston</li><li>Built-in power regulator and trigger control</li><li>Coil spring retainer for fast-and-easy chisel changes</li><li>Ergonomic design with protective rubber grip， requires 4.5 CFM at 90 PSI</li><li>Air inlet: 1/4-in NPT， minimum hose size: 3/8-in</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41S9%2BkVPLQL.jpg" noproxy>