Item Details Norton Bear-Tex Avos Surface Prep 4 1/2" Very Fine Grade 320 - 400 Grit Size Aluminum Oxide Speed-Lok Disc features 15 deg angle back-up pad that allows greater utilization of disc surface and eliminates gouging of workpiece. Brown disc with maximum speed of 12000 RPM has patented hole design that allows interrupted cut which reduces heat up to 30% over standard surface preparation discs. Features Patented hole design Scooped holes 15 degree angle back-up pad Benefits Allows interrupted cut which reduces heat up to 30% over standard surface preparation discs Cool cutting results in longer disc life Provides complete vision into the grinding zone Operators can grind more accurately with less re-work Create air flow to pull loose abrasive and swarf away from work surface grinding zone - resulting in extended disc life Grinding at 5-15 angle allows greater utilization of disc surface Eliminates gouging of workpiece This listing is for Each.
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