Norton Blue Fire Depressed Center Wheels Type 27 Metal Charger Zirconia Alumina, Size: 4-1/2 x 1/4 x 7/8, RPM: 13580, Packaging Qty: 25 per box Old Part # was 662528-29856, For use w/ SS, Carbon Steel, Alloys & Gray Irons

Norton Type 27 Depressed Center Wheel, Size: 4-1/2 x 1/4 x 5/8-11, Style: Blue Fire Fastcut, Mineral: Zirconia Alumina, Packaging Qty: 1 per each - 10 per Box

Norton Grinding Wheel, Depressed Center, Type 27 - Metal - Charger Zirconia Alumina, Size: 9 x 1/4 x 5/8-11, Maximum RPM: 6600

NORTON Gemini Depressed Center Grinding Wheel Fast Cut, Type 27, A24S Size: 4-1/2 X 1/4 X 7/8, Mineral: Aluminum Oxide, RPM:13580, Packaging Qty: 25 per box, Recommended use with steel, ferrous...

Norton Depressed Center Wheels, Model: Type 27, Material: Zirc Alum, Size: 4-1/2 x 1/4 x 5/8-11, RPM: 13580, Packaging Qty: 20 per case

Grinding Wheel, Depressed Center, Type 27 - Metal - Gemini Aluminum Oxide, Size: 4-1/2 x 1/8 x 5/8-11, Maximum RPM: 13580 Old # was 662528-30435