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    • Cutting Discs
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    • Flap Wheels
    • Sanding Belts
    • Strip Discs
    • Resin Fiber Discs
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    • Non-Woven Polishing Wheels
    • Rubber Deburring Wheels
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  • CATALOGUE
    • View Full Catalogue
    • Cutting & Grinding
      • Cutting Wheel
      • Grinding Wheel
      • Vitrified Bench Grinding Wheel
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      • Flap Disc
      • Mounted Flap Wheel
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      • Sanding Disc
      • Sanding Belt
      • Strip Disc
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      • Rubber Deburring Wheel
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News

Machinist checking the surface finish of a ground steel part against a drawing specification

Ra vs Rz vs RMS: How to Read a Surface Finish Spec (and Convert Between Them)

grindingWhitby AbrasivesJul 22, 2026

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Supplying Ontario's fabricators since 2019 with premium cutting discs, flap discs, and finishing abrasives. Stocked locally and shipped fast across Canada.

1450 Victoria Street East, Unit 2, Whitby, ON

Call: 905-430-1777 | Text: 647-982-8894

info@whitbyabrasives.com

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