3M Green Corps Depressed Center Wheel, 4 1/2 Inches Dia, 1/4 Thick, 5/8 Arbor, 36 Grit – 10 per BOX – 7010359976

Abrasive Trade Name=Cubitron?. 10 per BOX Arbor Diam [Nom]=5/8 in. Arbor Thread - TPI or Pitch=5/8 in - 11. Dia. [Nom]=4 1/2 in. Grit=36. Speed [Max]=13. 300 rpm. Thickness [Nom]=1/4 in. Tool Shape=Type 27. Wt.=0.02 lb..