as they are used to secure parts onto a shaft. Great for projects such as engines and locking mechanisms.External-E Retaining Ring, Steel 7/8 in Shaft Dia They fit into grooves in the side of the shaft for a snug fit..
. Sheet, 200PK These abrasive sheets are the choice of professional for sanding a wide variety of bare and unfinished goods. For final or between coats sanding.