320 Grit Sanding Discs | McMaster-Carr

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Portable Disc Sanders

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Abrasive Backing Material

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

Yes

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Export Control Classification Number (ECCN)

EAR99

Manufacturer Equivalent Model

3M Cubitron

3M Roloc

3M TSM

Merit Power-Lock Type I

Norton RazorStar

Norton Speed-Lok TR

Norton Speed-Lok TS

Norton TY Power-Lock Type I

Standard Abrasive SocAtt

DFARS Specialty Metals

RoHS

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Metal

Plastic

Quick-Change Connection Type

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Arbor Hole

Maximum Rotation Speed

136 Products

About Sanding Abrasives

Quick-Change Sanding Discs

A special fastener on the back of these discs allows you to easily swap one disc for another.

Long-Life Quick-Change Sanding Discs

The premium abrasive stays sharp longer.

Adhesive-Back Sanding Discs

Press onto a compatible sanding tool or backup pad; peel off to remove.

Clog-Resistant Adhesive-Back Sanding Discs

A coating prevents dust and debris from building up on the abrasive surface.

Adhesive-Back Vacuum Sanding Discs

Holes allow dust removal when used with a vacuum sander.

Long-Life Adhesive-Back Vacuum Sanding Discs

The premium abrasive stays sharp longer.

Adhesive-Back Sanding Discs for
Aluminum, Soft Metals, and Nonmetals

Cushioned Adhesive-Back Sanding Discs
for Aluminum, Soft Metals, and Nonmetals

The cushioned construction gives you more control over sanding pressure, creating finer and more consistent finishes.

Adhesive-Back Sanding Discs for
Stainless Steel and Hard Metals

The ceramic alumina abrasive on these discs is sharp and dense enough to shape hard metals such as stainless steel, nickel, and cast iron without dulling quickly.

Cushioned Adhesive-Back Sanding Discs
for Stainless Steel and Hard Metals

The cushioned construction gives you more control over sanding pressure, creating finer and more consistent finishes.

Hook and Loop Sanding Discs

Hook and Loop Vacuum Sanding Discs

Holes allow dust removal when used with a vacuum sander.

Long-Life Hook and Loop Vacuum Sanding Discs

Coated with either ceramic alumina or a premium form of aluminum oxide, these discs last longer, cut faster, and produce a more consistent finish than standard hook and loop discs.

Clog-Free Hook and Loop Vacuum Sanding Discs

The mesh backing lets sanding dust and debris escape during use, preventing material buildup on the abrasive surface.

Fast-Cutting Clog-Free Hook and
Loop Vacuum Sanding Discs

Quickly sand while capturing up to 97% of the dust generated.

Hook and Loop Sanding Discs

Quickly attach, remove, and reuse these discs with a compatible sanding tool or backup pad.

Long-Life Hook and Loop Sanding Discs

The premium abrasive lasts longer as well as cuts faster and produces a more consistent finish than standard hook and loop discs.

Fast-Cutting Hook and Loop Sanding Discs

Precision-shaped ceramic alumina discs abrade hard metals like stainless steel faster than standard ceramic alumina discs because of their sharp, outwardly pointed grit.

Cushioned Hook and Loop Sanding Discs
for Aluminum, Soft Metals, and Nonmetals

The cushioned construction gives you more control over sanding pressure, creating finer and more consistent finishes.

Hook and Loop Sanding Discs for
Aluminum, Soft Metals, and Nonmetals

Hook and Loop Vacuum Sanding Discs
for Aluminum, Soft Metals, and Nonmetals

Holes allow dust removal when used with a vacuum sander.

Hook and Loop Sanding Discs for
Stainless Steel and Hard Metals

Hook and Loop Vacuum Sanding Discs
for Stainless Steel and Hard Metals

The abrasive material on these discs is sharp and dense enough to shape hard metals such as stainless steel, nickel, and iron without dulling quickly.