Quality Industrial Abrasives and Tools | Benchmark Abrasives

3" A/O Quick Change Discs - 25 pack

3" A/O Quick Change Discs - 25 pack - Main image
$8.81 $14.69 In stock

Category: Change Disc

  • Product Specification
  • Shipping
  • Refund

Product Specification

3" A/O (ALUMINUM OXIDE) QUICK CHANGE DISCS - 25 PACK

Benchmark Abrasives 3" A/O (Aluminum Oxide) Quick Change Discs combine the effectiveness and versatility of AO cloth discs with the convenience of the quick-change roll-on backing. These quick-change sanding discs provide the perfect size for both tightly-contoured, hard-to-reach sections and larger surface areas. This sanding disc will remove paint, rust, glue, or other stubborn adhesives and materials. It delivers high-speed and long-lasting sanding to your metals. This sanding disc is perfect to be used generally in your household and by professionals as well.  These discs are perfect for cleaning, finishing, and deburring contoured or irregular surfaces.

Aluminum Oxide (A/O) is the most commonly used grain at an economical price point.  If you are looking for more aggressive stock removal or a premium option, check out our Zirconia and Ceramic options.

Quantity: 25 pieces

Use in combination with our 3” Quick Change Rubber Mandrel

**Mandrel sold separately**

Dimensions:

  • Outer Diameter – 3” 
  • Shank Diameter – R-Type quick change connection
  • Backing Material – X-weight Cloth   
  • Grain – Aluminum Oxide (AO)
  • Available Grits – 24, 36, 40, 50, 60, 80, 120, 150, 180, 220, 240, 320, 400
  • Max RPM – 25,000

Machines Used On:

  • Die Grinders and hand-held pneumatic grinders

Application:

  • Ferrous Materials – Cast Iron, Steel, Stainless, Steel, Titanium, Nickel, Wrought Iron
  • Non-Ferrous Materials - Copper
  • Other Materials – Fiberglass, Plastic, Hard Rubber, Wood, Stone
  • Dry use ONLY

Safety Tips & Techniques:

  • Product requires a 3” Type R quick change backing pad to be used
  • Always wear proper PPE to include (but not limited to) safety glasses, hearing protection, respirator, and hand protection.  Keep all guards in place on your machine.
Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

View policy

Customer Reviews (4.8 / 5 · 5 reviews)

Scarlett ★★★★★

Changing out discs is a breeze with the quick-change design, and the aluminum oxide cuts through rust on my metal projects efficiently. The 3-inch size is perfect for tight spots, and a single disc lasts longer than I expected before wearing down.

James ★★★★★

These 3-inch discs fit my die grinder perfectly and the aluminum oxide material holds up well on light metalwork. I've gone through about half the pack already without any falling apart on me.

Robert K. ★★★★★

The aluminum oxide grit chews through rust and old paint on my small metal projects far faster than my old sanding discs, and the 3" size is perfect for tight spots. I've already gone through half the pack in a week and the hook-and-loop backing still holds firm on the backup pad.