5 x 7/8 SRT Max™ Ceramic Fiber Discs by Pearl Abrasive Co.

SRTMax™ Ceramic with Top-Size cooling agent SUPER HIGH-PERFORMANCE CERAMIC FAST STOCK REMOVAL THAN STANDARD CERAMIC GRAIN! The new Pearl SRTMax™ grain is manufactured in a new way that results in a much finer crystalline structure. This unique mineral fracture gives the abrasive product a longer life and more aggressive grains with an improved self-sharpening effect. Type 2 Arbor Lock The fiber discs are available with Pearl's Type 2 arbor lock fastener. This allows the operator to make quick disc changes, with a tool-free twist on and off motion. They can be used with standard back-up pads. With these quick change fasteners, the operator can change discs quickly allowing more time to grind/sand.