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Norton 66253021634 NorZon Plus Type 27 Depressed Center Grinding Wheel, 9 x 1/4 in, 5/8-11 Arbor
Mfr #: 66253021634BB #: norton-66253021634-norton-66253021634-norzon-plus-type-27-depressed-ceUPC: 662530216346
Last verified Oct 2, 2026 — price check expired
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🗎 Product description from the manufacturer spec sheet
Norton 66253021634 is a NorZon Plus Type 27 depressed center grinding wheel, 9 in diameter x 1/4 in thick with a 5/8-11 threaded arbor hole, rated to 6,600 rpm. Its abrasive blends Norton SG ceramic alumina with NorZon zirconia alumina in an advanced resin bond (spec SGZ24Q), giving up to 10x the performance of aluminum oxide wheels and 50-200% better cut rates than competing zirconia/ceramic wheels. Made for tough offhand stock removal, cutting and notching on 400-series stainless steel, carbon steel, cast and gray iron. Made in the USA.
▦ Specifications spec-checked before it ships
- Wheel Type
- Type 27 depressed center
- Diameter
- 9 in
- Thickness
- 1/4 in
- Arbor
- 5/8-11 threaded
- Abrasive
- Ceramic alumina / zirconia alumina (NorZon Plus SGZ)
- Specification
- SGZ24Q
- Max Speed
- 6,600 rpm
- Application
- Stock removal on stainless and carbon steel
- Country of Origin
- United States
⌗ Cross-references every known SKU, MFR & MPN
MPN66253021634
UPC662530216346