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Description
Norzon Plus® Depressed Centre Grinding Wheels, 4-1/2" x 1/4", 7/8" Arbor, Ceramic/Zirconium, Type 27Premium, combination of Norton SG (ceramic aluminum oxide) and NorZon (zirconia alumina) Up to 10 times the performance of aluminum oxide wheels Advanced bond system providing the fastest cutting zirconia wheel on the market; easy on the operator and equipment ; Typical Applications Metal fabrication Petrochemical maintenance All weld grinding Shipbuilding Foundry notching and removing gates and risers Pipeline root pass grinding, pipe bevelling and
- Premium, combination of Norton SG (ceramic aluminum oxide) and NorZon (zirconia alumina)
- Up to 10 times the performance of aluminum oxide wheels
- Advanced bond system providing the fastest cutting zirconia wheel on the market; easy on the operator and equipment ; Typical Applications
- Metal fabrication
- Petrochemical maintenance
- All-weld grinding
- Shipbuilding
- Foundry - notching and removing gates and risers
- Pipeline - root pass grinding, pipe bevelling and repair
- Construction - masonry/concrete fabrication
Specifications
Diameter
4-1/2"
Thickness
1/4"
Arbor Size
7/8"
Max. RPM
13580
Type
27
Abrasive Material
Ceramic/Zirconium
Application
FOR STEEL GRINDING
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 27 reviews
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Product Reviews
★★★★★ 5
I recommend
Format: Paperback
Good condition
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Reviewed in the United States on March 22, 2026
★★★★★ 4
reading this helped me pass the A+ core windows 1 exam and security plus
Format: Paperback
Problem is that I am 63 years old having earned the certificate and the industry doesn't seem to welcome older workers . I used to help maintain a fleet of printers at two large companies. I have read about other more experienced tech workers in their 50s getting jobs now working in pharma working at sterilization technicians because IT seems to be puking jobs.
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Reviewed in the United States on March 18, 2026
★★★★★ 5
Good for Exam
Format: Paperback
Very helpful, covers test materials and is a good resource.
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Reviewed in the United States on March 2, 2026
★★★★★ 2
Incomplete
Format: Paperback
Only received three of the four volumes. Did not receive the core 1 study guide.
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Reviewed in the United States on October 8, 2025
★★★★★ 5
Very detailed
Format: Paperback
Great info. Definitely a great purchase
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Reviewed in the United States on February 8, 2026