Prem Z3 Reg T29 Flap Disc, 4 1/2",36 Grit,7/8 Arbor, 13,300 rpm Pack of 10

Active grinding agent provides cool cutting with light pressure Special optimized resin bond offers maximum cutting capacity, strong edge stability, and long life Premium Zirconia Alumina grain with a poly/cotton heat-treated backing Recommended for aggressive use and heavy duty applications