FD 62453 DISC 4-1/2X7/836GRIT Dia.: 4 1/2 inArbor Diam: 7/8 inGrit: 36Speed: 13300 rpm [Max]Abrasive Material: Aluminum OxideBody Material: FiberBond: ResinApplicable Materials: Steel, Non-Ferrous Soft Metal, Plastic, WoodQuantity: 25 per packWt.: 0.01 lb