NORTON Fiber Disc: 4-1/2" x GL Quick-Change, Ceramic, 36 Grit
The NORTON RazorStar F990S Fiber Disc is a see-through cool-cutting disc for stainless steel and nickel alloys, featuring a 4-1/2" diameter with GL Quick-Change arbor, ceramic 36 grit, and X-Lock connector with…
SKU 3G-OTH-545239
Need installation or engineering help?
Ask a question
Product Description
The NORTON RazorStar F990S Fiber Disc is a see-through cool-cutting disc for stainless steel and nickel alloys, featuring a 4-1/2" diameter with GL Quick-Change arbor, ceramic 36 grit, and X-Lock connector with Speed-Lok fastener (MPN 66254439930).
Frequently Asked Questions
What is the NORTON RazorStar F990S fiber disc used for?
The NORTON RazorStar F990S fiber disc is designed for grinding and blending stainless steel and nickel alloys. Its see-through, cool-cutting ceramic 36-grit construction reduces heat buildup and loading, making it ideal for stock removal and surface finishing in metal fabrication and welding applications.
What are the specifications of the NORTON RazorStar F990S fiber disc?
The NORTON RazorStar F990S fiber disc has a 4-1/2" diameter with GL Quick-Change arbor, ceramic 36 grit, and an X-Lock connector with Speed-Lok fastener. It is part of the RazorStar F990S series and carries MPN 66254439930. The disc is optimized for stainless steel and nickel alloys.
Where to buy NORTON RazorStar F990S fiber discs worldwide?
3G Electric supplies the NORTON RazorStar F990S fiber disc worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order MPN 66254439930 for reliable sourcing and support across 14 industrial departments.
How to install the NORTON RazorStar F990S fiber disc?
To install the NORTON RazorStar F990S fiber disc, ensure the grinder spindle is clean and free of debris. Align the disc's GL Quick-Change arbor with the X-Lock connector, press firmly, and rotate until it locks. Always follow the grinder manufacturer's instructions and wear appropriate PPE during installation and use.
NORTON Products
3G Electric supplies NORTON see-through cool-cutting fiber discs for stainless steel & nickel alloys. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.



