For setting accurate piston ring end gaps, this electric piston ring filer operates on a 12-volt rechargeable battery for cord-free use. It includes two 120-grit grinding wheels (#66762) and a battery recharger to support continuous operation. The tool can be used as a portable unit or mounted to a bench for fixed-position filing.

For setting accurate piston ring end gaps, this electric piston ring filer operates on a 12-volt rechargeable battery for cord-free use. It includes two 120-grit grinding wheels (#66762) and a battery recharger to support continuous operation. The tool can be used as a portable unit or mounted to a bench for fixed-position filing.