Very fast-cutting, nonloading aluminum oxide stones, easily identified by their reddish-brown color. Mounted on 3/32" diameter x 1-1/2"L nickel-plated steel shanks. Stones range from 80 to 150 grit. Can be dressed with our Tru-Stone, see "Related Products" below.

For fast grinding of medium and hard materials. Ideal for internal grinding of tools, dies and gauges.

Max RPM
For recommended speeds, consult the American National Standard Institute for full information on vitrified mounted wheels. Before using any abrasive product, follow all safe operating guidelines with respect to personal protective devices including safety glasses. Also read the Material Safety Data Sheet (MSDS) to be aware of any inherent hazards or cautions.

 Made in USA .

Important: Abrasive stones break down during mold and die polishing, grinding, tool sharpening, and dressing of cutting & grinding wheels. The resulting dust is classified by OSHA as inert or nuisance dust. Please consult the Material Safety Data Sheet for each stone; data provided therein pertains primarily to the dust produced during and after use. Please note that hazards may change when abrasive stones are used in conjunction with solvents, cutting fluids or other chemicals. For more complete information, consult the Material Safety Data Sheets of chemical products used with abrasive stone products.