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Angle grinder with a cut-off disc mounted, wheel guard covering the top half of the disc

Can You Run a 5" Disc on a 4-1/2" Grinder? Wheel Diameter, Guard & RPM Mismatch Rules

angle grinderWhitby Abrasives
Worker in gloves grinding steel with an angle grinder, sparks flying from the disc

Grinder Vibration Limits: HAVS, the 2.5 & 5 m/s² Exposure Numbers & Trigger-Time Chart

angle grinderWhitby Abrasives
Angle grinder with a thin cut-off wheel making a straight cut through steel bar, sparks trailing

Cut-Off Wheel Kickback & Pinching: Why Wheels Grab, Bind & Shatter — and How to Stop It

angle grinderWhitby Abrasives
Tradesperson changing a cut-off disc on an angle grinder in a metal fabrication shop

Stuck Grinder Disc or Seized Flange Nut: How to Remove It & Stop It Recurring

angle grinderWhitby Abrasives
Angle grinder making a straight 90-degree cut in steel with a thin cutting disc, sparks trailing off the edge of the wheel

Can You Grind With a Cutting Disc? The Side-Load Rule & What ANSI B7.1 Actually Allows

angle grinderWhitby Abrasives
Angle grinder spindle with flange nut and abrasive disc, showing the threaded arbor mount

Angle Grinder Thread & Arbor Size Chart: 5/8-11 vs M14, and Why 7/8" Means Exactly 22.23 mm

5/8-11Whitby Abrasives
Skilled welders working with metal and equipment in an industrial workshop — angle grinder discs and wheels guide, Whitby Abrasives, Ontario, Canada

Angle Grinder Disc & Wheel Guide: Match Cut-Off, Grinding, Flap & Wire to the Job

angle grinderWA Technical Team
Angle grinder with an abrasive disc on steel — flap disc vs fibre disc, Ontario

Flap Disc vs. Fibre Disc: Which One Should You Specify?

abrasive selectionWA Technical Team