Abrasive Disc Arbors | McMaster-Carr

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Disc Diameter

Mount Type

Shank Diameter

Diameter

Manufacturer Equivalent Model

3M Roloc

3M TSM

Merit Power-Lock Type I

Norton Speed-Lok TR

Norton Speed-Lok TR+

Norton Speed-Lok TS

Norton TY Power-Lock Type I

Standard Abrasive SocAtt

For Disc Mount Type

Adhesive Back

Arbor

Hook and Loop

Quick-Change Connector

For Use With

Angle Grinders

Bench Grinders

Buffers

Dremel Grinders for Bits and Burs

Grinders for Bits and Burs

Handheld Buffers and Polishers

Handheld Disc Sanders

Handheld Power Drills

Motors

Pedestal Grinders

Portable Disc Sanders

Random Orbital Polishers

Rotary Polishers

Stationary Disc Sanders

Arbor Hole Diameter

Backup Pad Mount Type

Hardness Rating

For Holding

Arbor Hole Thread Size

Quick-Change Connection Type

Material

Arbor Hole

Locking Mechanism

Threaded Mounting Shaft and Nut

Head Diameter

Export Control Classification Number (ECCN)

EAR99

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

REACH

RoHS

DFARS Specialty Metals

Exempt

Rotation Speed

Less than 3,000 rpm

3,000 rpm to 9,999 rpm

10,000 rpm to 19,999 rpm

20,000 rpm to 29,999 rpm

30,000 rpm or greater

Thread Size

Overall Length

167 Products

Backup Pads

Backup Pads with Shank for Quick-Change Sanding Discs

Secure the shank into the collet or chuck of your tool and attach a sanding disc to the pad

26 products

Arbor-Mount Backup Pads for Quick-Change Sanding Discs

Thread onto your tool’s arbor, then attach the quick-change connector of the sanding disc

1 product

Backup Pads with Shank for Flexible-Edge Quick-Change Sanding Discs

The flexible edge of the sanding disc overhangs these backup pads

8 products

Backup Pads with Shank for Adhesive-Back Sanding Discs

Secure the shank into the collet or chuck of your tool and press the disc onto the pad

12 products

Backup Pads with Shank for Nylon Mesh Cushioned Hook and Loop Sanding Discs

Once the pad is secured to the tool, you can attach, remove, and reuse sanding discs

4 products

Screw-Mount Backup Pads for Hook and Loop Sanding Discs

Use screws to attach to a tool

1 product

Arbor-Mount Backup Pads for Nylon Mesh Cushioned Hook and Loop Sanding Discs

Thread onto the tool's arbor, then you can attach, remove, and reuse sanding discs

9 products

Vacuum Sanding Backup Pads with Threaded Stud for Adhesive-Back Sanding Discs

Holes allow dust removal when used with a vacuum sander

2 products

Backup Pads for Polishing Bonnets

Thread onto the arbor of your polishing tool to secure bonnets in place

1 product

Cool-Sanding Backup Pads for Arbor-Mount Sanding Discs

Channel air flow to the sanding disc for cooler operation and longer life

20 products

Backup Pads for Buffing and Polishing Pads

Quickly swap out buffing and polishing pads on your polisher

6 products

Disc-Cleaning Backup Pads for Arbor-Mount Sanding Discs

Raised ribs graze the back of the disc to clear debris and prolong life

6 products

Vacuum Sanding Backup Pads with Threaded Stud for Hook and Loop Sanding Discs

Holes allow dust removal when used with a vacuum sander

5 products

Backup Pads for Arbor-Mount Sanding Discs

Thread onto the tool’s arbor, attach a sanding disc, then secure with the disc nut

6 products

Backup Pads with Threaded Stud for Adhesive-Back Sanding Discs

Thread the stud into the tool's spindle and then press on the sanding disc

3 products

Backup Pads with Threaded Stud for Nylon Mesh Cushioned Hook and Loop Sanding Discs

Thread into the tool's spindle, then you can attach, remove, and reuse sanding discs

3 products

Backup Pads with Threaded Stud for Hook and Loop Sanding Discs

Thread into the tool's spindle, then you can attach, remove, and reuse sanding discs

2 products

Makita Backup Pads for Arbor-Mount Sanding Discs

Thread onto the tool’s arbor, attach a sanding disc, then secure with the disc nut

2 products

See-Through Backup Pads for Arbor-Mount Sanding Discs

Holes in the pad align with holes in the sanding disc for a clearer view of the sanding surface

2 products

Other Products

Wheel Arbors

Attach abrasive wheels to hand-held drills and die grinders; also known as mandrels

31 products

Rotary Tool Arbors

Attach cutoff wheels to grinders; also known as mandrels

2 products

Motor Shaft Arbors

Mount abrasive discs to the shafts of bench-top motors, grinders, and buffers

8 products

Sanding Disc Adapters

Swap between hook and loop and adhesive-backed sanding discs without also switching the sanding pad

4 products

Rotary Tool Nose Caps

Attach to the end of Dremel grinders for quick accessory changes without extra tools

1 product

Retaining Nuts for Backup Pads

Thread onto your tool’s arbor to hold a sanding disc against the backup pad

3 products

Polisher Arbor Extensions

Lengthen your polisher's reach to access deep grooves and tight spots

1 product

Rotary Tool Chucks

Quickly swap accessories in and out of your rotary tool

1 product