Toolroom Wheel Competitive Cross Reference Norton Bay State Camel Cincinnati Colonial Radiac 3SGR 3GA AS3 3BP 20A/VG3 7BP, 8BP 5SG 5GA SZA 5MSB 20A/VG5 7BW, 8BW 25A PA   12A 24A RAA 32A 7A, 17A AZ 4A, 12A, 29A, 32A 32A 32A, WRA 38A 9A, 48A 83A, WA, AZ (Blue) 9A, 10A, 11A, 82A 20A WA, 9A, 48A 25A RA 53A 2A, 3A, 6A, 8A, 91A, DA 29A, 97A 10TA 43A, 45A, 97A, WPA 57A TA 94A, CGW, A A, AK TA A 37C C 6C C C 39C 1C 5C GC GC 57 Starting Recommendations for Truing & Dressing Norton Toolroom Wheels Truing & Dressing: Dressing Stick Starting Recommendations Size/Spec High - Performance UPC No . Size/Spec Conventional UPC No . 3/16 x 1/2 x 3” Norbide 61463610148 1 x 1 x 6” 37C24 - SVK 61463610462 3/16 x 7/16 x 3” Boron Carbide 61463629472 1 x 1 x 8” 37C24 - SVK 61463610471 other sizes are available Dressing: Single Point Dressing Tool Starting Recommendations Wheel Abrasive Type All SG, 37C & 39C Wheels 25A, 32A, 48A, 57A, 64A, 86A Wheels Wheel Sizes Tool Shank Dia . Tool Spec UPC No . Tool Spec UPC No . Up to 7” 3/8 BCSG2M6 66260157007 BC2M6 66260195000 7/16 BCSG2M7 66260156905 BC2M7 66260195001 8” to 10” 3/8 BCSG3M6 66260157008 BC3M6 66260195002 7/16 BCSG3M7 66260156906 BC3M7 66260195003 12” to 14” 3/8 BCSG5M6 66260157009 BC5M6 66260195004 7/16 BCSG5M7 66260156907 BC5M7 66260195005 These tools are a standard recommendation; see the “Diamond Tool” section for additional tools . Wheel Dressing • Single Point Diamond: – I nfeed/pass should not exceed . 0015” for aluminum oxide abrasives, . 001” with Norton SG . – Dress traverse rate 10” - 20” per minute for rough grinding & slower for finish grind . – Use a 10° - 15°   drag angle to the wheel centerline . – Rotate the diamond often to extend tool life . – Use coolant when possible to extend dia - mond life . • Multi - Point Diamond Nibs: – Infeed/pass less than . 002” for alumi - num oxide abrasives, . 0015” with Norton SG . – Dress traverse rate 20” - 40” per minute for rough grinding & slower for finish . – Use at 90° to wheel face . – With new tool, run 3 - 5 passes at . 005” per pass to expose diamonds and to ensure full face contact between dress - ing tool and wheel face . – Use coolant when possible to extend dressing tool life . • Dressing SG Wheels: – Use our specially designed Norton SG diamond tools when dressing Norton SG wheels . – Halve (1/2) dress increment . – Increase diamond dressing tool traverse rate . It is the user’s responsibility to refer to and comply with ANSI B7 . 1