About Sanding Abrasives
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Flap Sanding Wheels with Shank

Secure the shank into the collet or chuck of your tool. The flexible flaps reduce gouging while producing a uniform finish on flat and curved surfaces. As the flaps wear, new abrasive is exposed.
For technical drawings and 3-D models, click on a part number.
240 Grit | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Each | ||||||||||
Dia. | Wd. | Shank Dia. | Max. Speed, rpm | Abrasive Material | Abrasive Backing Material | For Use On | For Use With | 1-9 | 10-Up | |
3/8" | 3/8" | 1/8" | 40,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 00000 |
5/8" | 5/8" | 1/8" | 37,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
5/8" | 3/4" | 1/8" | 37,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
3/4" | 3/16" | 1/8" | 35,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
3/4" | 3/8" | 1/8" | 35,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
3/4" | 1/2" | 1/8" | 35,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
3/4" | 5/8" | 1/8" | 35,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
3/4" | 3/4" | 1/8" | 35,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1" | 5/8" | 1/4" | 30,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1" | 1" | 1/4" | 30,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 3/16" | 1/8" | 1/8" | 30,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 3/16" | 3/16" | 1/8" | 30,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 3/16" | 1/4" | 1/4" | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 3/16" | 3/8" | 1/8" | 30,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 3/16" | 1/2" | 1/4" | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 3/8" | 5/8" | 1/4" | 30,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 1/2" | 1/2" | 1/4" | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 1/2" | 1" | 1/4" | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
2" | 1/2" | 1/4" | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
2" | 3/4" | 1/4" | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 0000 |
2" | 1" | 1/4" | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 0000 |
2" | 1 1/2" | 1/4" | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 00000 |
2 1/2" | 1" | 1/4" | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 00000 |
2 1/2" | 1 1/2" | 1/4" | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 00000 |
3" | 1/2" | 1/4" | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 0000 |
3" | 1" | 1/4" | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 00000 |
3" | 2" | 1/4" | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 00000 |
Super-Flexible Flap Sanding Wheels with Shank

The flaps are slit into narrow strips to provide more flexibility than other flap wheels. These wheels reduce gouging while producing a uniform finish on flat and curved surfaces. As the flaps wear, new abrasive is exposed. Secure the shank into the collet or chuck of your tool.
For technical drawings and 3-D models, click on a part number.
Dia. | Wd. | Shank Dia. | Max. Speed, rpm | Abrasive Material | Abrasive Backing Material | For Use On | For Use With | Grit | Each | |
For Extra-Smooth Finish | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
2" | 1" | 1/4" | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 000000 |
2 1/2" | 1 1/2" | 1/4" | 18,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 |
3" | 2" | 1/4" | 9,600 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 |
Nylon Mesh Cushioned Flap Sanding Wheels with Shank
The abrasive‐embedded mesh construction gives you more control over sanding pressure, creating finer and more consistent finishes. The flaps reduce gouging while producing a uniform finish on flat and curved surfaces. As the flaps wear, new abrasive is exposed. Secure the shank into the collet or chuck of your tool.
Wheels with cloth/nylon mesh backing have alternating cloth and nylon mesh abrasive flaps that are more flexible and produce finer finishes than all-cloth flap sanding wheels.
Very fine grade is for finishing.
For technical drawings and 3-D models, click on a part number.

Dia. | Wd. | Shank Dia. | Max. Speed, rpm | Color | Abrasive Material | Cloth to Nylon Mesh Ratio | For Use On | For Use With | Grit | Each | |
Very Fine Grade—For Extra-Smooth Finish | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
2" | 1" | 1/4" | 12,000 | Maroon | Aluminum Oxide | 1:1 | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 000000 |
2" | 1" | 1/4" | 12,000 | Maroon | Aluminum Oxide | 4:1 | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 |
2" | 1 1/2" | 1/4" | 12,000 | Maroon | Aluminum Oxide | 1:1 | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 |
2" | 1 1/2" | 1/4" | 12,000 | Maroon | Aluminum Oxide | 4:1 | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 |
3" | 1" | 1/4" | 12,000 | Maroon | Aluminum Oxide | 1:1 | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 |
3" | 1" | 1/4" | 12,000 | Maroon | Aluminum Oxide | 4:1 | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 |
Flap Sanding Wheels with Threaded Stud

The threaded stud allows faster wheel changes but requires the use of an adapter (sold separately) in your tool. The flexible flaps reduce gouging while producing a uniform finish on flat and curved surfaces. As the flaps wear, new abrasive is exposed.
For technical drawings and 3-D models, click on a part number.
240 Grit | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Each | ||||||||||
Dia. | Wd. | Thread Size | Max. Speed, rpm | Abrasive Material | Abrasive Backing Material | For Use On | For Use With | 1-9 | 10-Up | |
1" | 5/8" | 1/4"-20 | 30,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 00000 |
1" | 1" | 1/4"-20 | 30,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 0000000 | 0000 | 0000 |
1 3/8" | 5/8" | 1/4"-20 | 30,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 5/8" | 1/2" | 1/4"-20 | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
1 5/8" | 1" | 1/4"-20 | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
2" | 1/2" | 1/4"-20 | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
2" | 3/4" | 1/4"-20 | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 0000 |
2" | 1" | 1/4"-20 | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 0000000 | 00000 | 0000 |
2 1/2" | 1/4" | 1/4"-20 | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 0000 | 0000 |
2 1/2" | 1/2" | 1/4"-20 | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 0000000 | 00000 | 0000 |
2 1/2" | 1" | 1/4"-20 | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 0000000 | 00000 | 00000 |
3" | 1/2" | 1/4"-20 | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 00000000 | 00000 | 0000 |
3" | 1" | 1/4"-20 | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 0000000 | 00000 | 00000 |

Use flap sanding wheels with a threaded stud in tools that accept a shank. Arbors are also known as mandrels.
Nylon Mesh Cushioned Arbor-Mount Flap Sanding Wheels
With alternating cloth and nylon mesh abrasive flaps, these wheels are more flexible and produce finer finishes than all-cloth flap sanding wheels. The flaps reduce gouging while producing a uniform finish on flat and curved surfaces. As the flaps wear, new abrasive is exposed. These wheels fit over your tool’s arbor.
Very fine grade is for finishing.
For technical drawings and 3-D models, click on a part number.

Dia. | Wd. | Arbor Hole Dia. | Max. Speed, rpm | Color | Abrasive Material | Abrasive Backing Material | Cloth to Nylon Mesh Ratio | For Use On | For Use With | Grit | Each | |
Very Fine Grade—For Extra-Smooth Finish | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
3" | 2" | 3/8" | 12,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 1:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 000000 |
3" | 2" | 3/8" | 12,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 4:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 00000 |
4" | 2" | 5/8" | 12,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 1:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 00000 |
4" | 2" | 5/8" | 12,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 4:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 00000 |
6" | 1" | 1" | 6,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 1:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 00000 |
6" | 1" | 1" | 6,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 4:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 00000 |
6" | 2" | 1" | 6,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 1:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 00000 |
6" | 2" | 1" | 6,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 4:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 000000 |
6" | 3" | 1" | 6,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 1:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 00000 |
6" | 3" | 1" | 6,000 | Maroon | Aluminum Oxide | Cloth/Nylon Mesh | 4:1 | Steel, Wood | Bench Grinders, Pedestal Grinders | 240 | 00000000 | 000000 |


Adapt arbor-mount wheels to have a 1/4" shank so they can be used on grinders for bits and burs.
For Wheel | ||||||
---|---|---|---|---|---|---|
Dia. | Wd. | Shank Dia. | Mounting Fasteners Included | Includes | Each | |
4", 6" | 1/2", 1", 1 1/2", 2" | 1/4" | Yes | Hex Key | 0000000 | 000000 |
Flap Wheels for Internal Sanding
Polish, clean, and debur deep inside tubes and cylinders. Flaps adjust to the inside diameter of your workpiece and apply equal pressure to the interior walls for uniform finishes. These wheels require a shank adapter (sold separately).
Optional extension attaches to the shank adapter on 4-flap bundle wheels; use it instead of a shank adapter on 8-flap bundle wheels.
For technical drawings and 3-D models, click on a part number.




Flap Wheels | Required Shank Adapters | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Workpiece ID | Number of Flap Bundles | Flap Lg. | For Shank Dia. | Max. Speed, rpm | Abrasive Material | Abrasive Backing Material | For Use On | For Use With | Grit | Each | Each | ||
For Extra-Smooth Finish | |||||||||||||
5/8"-1" | 3 | 1/2" | 1/4" | 25,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 00000 |
1"-1 1/2" | 4 | 3/4" | 1/4" | 22,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 0000000 | 00000 | 0000000 | 00000 |
1 1/2"-2" | 4 | 1 1/8" | 1/4" | 20,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 0000000 | 00000 | 0000000 | 00000 |
2"-2 1/2" | 8 | 1 1/8" | 1/4" | 16,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 0000 |
2 1/8"-2 1/2" | 4 | 1 5/8" | 1/4" | 16,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 0000000 | 00000 | 0000000 | 00000 |
2 1/2"-3" | 4 | 2 1/8" | 1/4" | 15,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 0000000 | 00000 | 0000000 | 00000 |
2 5/8"-3" | 8 | 1 5/8" | 1/4" | 15,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 0000 |
3 1/8"-4" | 4 | 2 5/8" | 1/4" | 10,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 0000000 | 00000 | 0000000 | 00000 |
3 1/8"-4" | 8 | 2 1/8" | 1/4" | 10,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 0000 |
4 1/4"-5 1/4" | 8 | 2 5/8" | 1/4" | 8,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 0000 |
5 1/4"-5 7/8" | 8 | 3 1/8" | 1/4" | 8,000 | Aluminum Oxide | Cloth | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 0000 |
Nylon Mesh Cushioned Flap Wheels for Internal Sanding
With alternating cloth and nylon mesh abrasive flaps, these wheels are more flexible and produce finer finishes than all-cloth flap sanding wheels. Polish, clean, and debur deep inside tubes and cylinders. The flaps adjust to the inside diameter of your workpiece and apply equal pressure to the interior walls for uniform finishes. These wheels require a shank adapter (sold separately).
Very fine grade is for finishing.
Optional extension attaches to the shank adapter.
For technical drawings and 3-D models, click on a part number.


Flap Wheels | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Flap | Required Shank Adapters | |||||||||||||
For Workpiece ID | No. of Bundles | Lg. | For Shank Dia. | Max. Speed, rpm | Color | Abrasive Material | Cloth to Nylon Mesh Ratio | For Use On | For Use With | Grit | Each | Each | ||
Very Fine Grade—For Extra-Smooth Finish | ||||||||||||||
1"-1 1/2" | 4 | 3/4" | 1/4" | 22,000 | Maroon | Aluminum Oxide | 2:1 | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 000000 | 0000000 | 000000 |
1 1/2"-2" | 4 | 1 1/8" | 1/4" | 20,000 | Maroon | Aluminum Oxide | 2:1 | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 00000 |
2 1/8"-2 1/2" | 4 | 1 5/8" | 1/4" | 16,000 | Maroon | Aluminum Oxide | 2:1 | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 00000 |
2 1/2"-3" | 4 | 2 1/8" | 1/4" | 15,000 | Maroon | Aluminum Oxide | 2:1 | Steel, Wood | Drills, Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 00000 |
Flap Wheels for Flap Wheel Sanders

For technical drawings and 3-D models, click on a part number.
Grit | Dia. | Wd. | Arbor Hole Dia. | Max. Speed, rpm | Abrasive Material | Abrasive Backing Material | For Use On | Each | |
For Extra-Smooth Finish | |||||||||
---|---|---|---|---|---|---|---|---|---|
240 | 4 1/8" | 2" | 1 3/4" | 5,700 | Aluminum Oxide | Cloth | Steel, Wood | 00000000 | 000000 |
Flap Sanding Sleeves



Flexible flaps reduce gouging while producing a uniform finish on flat and curved surfaces. They provide more control than a standard sanding sleeve but are more aggressive than a traditional flap wheel. As the flaps wear, new abrasive is exposed. Sleeves require a drum (sold separately).
For technical drawings and 3-D models, click on a part number.
Sleeves | Flap Sanding Sleeve Drums for Hand-Held Power Tools | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
ID | Lg. | Abrasive Material | Abrasive Backing Material | For Use On | For Use With | Grit | Each | Each | ||
For Extra-Smooth Finish | ||||||||||
7/8" | 3/4" | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 000000 | 0000000 | 000000 |
1 3/16" | 3/4" | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 00000 |
1 3/16" | 1 3/16" | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 00000 |
3" | 1 3/16" | Aluminum Oxide | Cloth | Steel, Wood | Grinders for Bits and Burs | 240 | 00000000 | 00000 | 0000000 | 00000 |