Norton 66252938855 NorZon Plus Type Depressed Center Grinding Wheel - 7 27

The Norton 66252938855 is a professional-grade Type 27 depressed center grinding and cutting wheel designed for high-productivity metalworking applications. This wheel combines Norton's proprietary SG ceramic alumina and NorZon zirconia alumina grains in a free-cutting bond matrix, delivering exceptional performance on demanding materials.

Key Features:

• 7-inch diameter x 1/8-inch thick with 5/8-11 threaded arbor
• 24 grit ceramic alumina/zirconia alumina grain blend
• Maximum RPM: 8,600
• Features Norton SG ceramic and zirconia alumina grain, which outperforms aluminum oxide wheels by up to 10 times
• Delivers 50 to 200 percent higher cut rate than competitive zirconia wheels
• Balanced design reduces operator fatigue

Applications:

• Ideal for 400 series stainless steel, carbon steels, and cast iron
• Use at 90-degree angle for cutting-off and notching or 30-degree angle for cleaning pipes and weld beads
• Perfect for metal fabrication, maintenance, and general industrial applications

This Type 27 depressed center wheel design allows for flush grinding against surfaces while the raised hub provides clearance for the grinder. Made in the USA. Sold in boxes of 10 wheels.