4 1/2 x 1/4 x 5/8-11 Grit SRT24 Mac RPM 13 300 10 ct

Pearlfts depressed center grinding wheels are especially well suited for grinding weld dressing and deburring. Pearl depressed center wheels are engineered for aggressive stock removal and extra long life. All wheels are fully reinforced and meet or exceed US/Canada safety standards and specifications. •SRT» Synthetic Resinoid Technology. •Contaminant free Fe + S + Cl <0.1%. •For ferrous metals; iron stainless and other high tensile alloys. •30_ angle. •T-27. •Max RPM: 13700.