Porting Test Kit "APK-MO"

Features: Premium aluminum oxide abrasive for long life | Heavy, durable X-weight cotton backing makes the discs ideal for aggressive stock removal applications | Resistant to heat | Hard tapered stone for initial cut on hard cast iron surface | Grind-Polishing rolls in assorted sizes and grits for grinding fine grits for polishing | 1 in diameter mini grind-o-flex wheel for light finish polishing, not for heavy metal removal | Butterfly flapper, 1 in wide abrasive cloth cut into 4 in strips and inserted into slotted mandrel, for finish polishing of internal surfaces | Split mandrel in kit sold separately