Flap Discs, Z3 -100% Zirconia, XL, 4 1/2", 40 Grit, 5/8 Arbor, 13,300 rpm, T29

Features: XL flap discs have 40-60% more material than regular density flap discs | Excellent on carbon and stainless steel | Premium 100% Zirconia offers maximum cutting capacity, strong edge stability, cool cutting with light pressure and long life | Recommended for aggressive use and heavy duty applications | Active grinding agent provides cool cutting with light pressure | Poly-cotton heat treated backing