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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