MANDRELS
This wheel mandrel is designed to fit Cratex rubberized abrasive wheels up to 3" diameter x 1/2" width or less.
1/4-20 threaded shank with 2 nuts and 2 flanges
NEVER EXCEED MAXIMUM SAFE SPEEDS:
1-1/2" diameter - 15,000 RPM
2" diameter - 10,500 RPM
2-1/2" diameter - 8,300 RPM
3" diameter - 7,000 RPM
Safe speeds based on 5,500 Surface Feet Per Minute
USE WITH SHANK EXPOSED 1/2" OR LESS. FOR EACH ADDITIONAL 1/4" OF OVERHANG DECREASE THE SPEED BY AT LEAST 20%.
Best results with Cratex abrasives are usually obtained at 30% to 80% of the maximum safe operating speeds and a light work pressure.
1 mandrel
ALWAYS WEAR EYE PROTECTION WHEN USING CRATEX
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