United Abrasive #78106 OVATION 4.5×5/8-11 Hub Z40X (10 per box)

Made in USA
10 Per Box
Heavy duty 40 Grit zirconium grain, designed for high pressure applications.
Durable polyester backing for reduced edge wear and long life.
High density flap discs contain approximately 40% more material than conventional, regular density flap discs.
Contaminant Free (Fe + Cl + S < 0.1%). Type 27. UAB-78106