Skip Content


8" Type 1 Aluminum Oxide Straight Grinding Wheel, 1" Arbor, 1" Thick, 24 Grit, 3600 Max. RPM

  • Item # 4B138
  • My Part #
  • Mfr. Model # 66253044454
  • Catalog Page # 2386
  • Catalog Group # J0386
  • UNSPSC # 23131503
Grinding Wheel,T1,8x1x1,AO,24G,Brown close

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

CAD Downloads

Web Price $51.00 / each
Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Please sign in or register to access Quote

Want to Get Free Shipping?

  • Shipping Weight 4.9 lbs.
Country of Origin Brazil Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

The aluminum oxide grinding wheel is designed for the general purpose off-hand grinding of a variety of steel types.

View More

Technical Specs

  • Item Straight Grinding Wheel
  • Abrasive Wheel Type Type 1
  • Abrasive Wheel Diameter 8"
  • Thickness 1"
  • Arbor Hole Size 1"
  • Abrasive Material Aluminum Oxide
  • Abrasive Grit 24
  • Abrasive Wheel Hardness Not Rated
  • Max. RPM 3600
  • Series Alundum
  • Grade Extra Coarse
  • Bond Type Resin
  • Color Brown
  • Application For Carbon Steel
  • Includes 5/8", 3/4" and 7/8" Arbor Bushings
How can we improve our Technical Specifications?

Compliance and Restrictions

Alternate Products

Alternate Products may not be identical in style or function to original selection. Please compare below for more information.

Related Products

Customer Reviews

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.