60   Catalog 5 Pc . 10 Pc . Size Max RPM Spec Order No . Price Ea . Price Ea . Price Ea .   7 x 1/2 x 1 - 1/4 3,600 32A46 - HVBE NOR40863 $ 24 . 99 $ 23 . 74 $ 22 . 50   7 x 1/2 x 1 - 1/4 3,600 32A46 - HVBEP NOR41205 24 . 99 23 . 74 22 . 50 7 x 1/2 x 1 - 1/4 3,600 32A46 - IVBE NOR40864 24 . 99 23 . 74 22 . 50 7 x 1/2 x 1 - 1/4 3,600 32A46 - JVBE NOR40865 24 . 99 23 . 74 22 . 50 7 x 1/2 x 1 - 1/4 3,600 32A46 - KVBE NOR40867