Sanding Disc Arbors | McMaster-Carr

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System of Measurement

Disc Diameter

Quick-Change Connection Type

TR+

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

Backup Pad Mount Type

For Disc Mount Type

Quick-Change Connector

Shank Diameter

Hardness Rating

For Use With

Grinders for Bits and Burs

Handheld Disc Sanders

Handheld Power Drills

Stationary Disc Sanders

Material

Steel

Arbor Hole Thread Size

Flexibility

Thread Size

Arbor Hole

Rotation Speed

10,000 rpm to 11,999 rpm

12,000 rpm to 19,999 rpm

20,000 rpm to 29,999 rpm

30,000 rpm or greater

Export Control Classification Number (ECCN)

EAR99

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

Yes

REACH

Compliant

Not Compliant

DFARS Specialty Metals

RoHS

Manufacturer

Performance

Number of Vacuum Holes

Base Diameter

113 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

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 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

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

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

Makita Backup Pads for Arbor-Mount Sanding Discs

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

3 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

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

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 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

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

Holes allow dust removal when used with a vacuum sander

2 products

Other Products

Backup Pad Retaining Nuts

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

3 products