Accel engine port and polish kit

This kit is designed for use on cast iron and aluminum components. It allows you to do your own detailed porting, polishing, and removal of flashing on all engine parts with the use of an electric drill. The kit contains one tapered cutting stone, one 1" (25.4mm) diameter mini grind-flex flat wheel, 31 assorted sizes grind-polishing rolls, and three various length mandrels.