120 Grit Sanding Discs | McMaster-Carr

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3M Roloc

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DFARS Specialty Metals

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

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Arbor Hole

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Arbor Hole Diameter

347 Products

Sanding Discs

Adhesive Back

Adhesive-Back Sanding Discs

Press onto sanding tools or backup pads for a hold that won’t slip

33 products

Clog-Resistant Adhesive-Back Sanding Discs

Spend more time sanding and less time replacing discs

21 products

Adhesive-Back Sanding Discs for Soft Metals, Plastic, and Rubber

Prevent clogging and smearing when sanding soft materials

14 products

Fast-Cutting Adhesive-Back Sanding Discs

Precision-shaped abrasive cuts easily and self-sharpens under pressure

2 products

Adhesive-Back Vacuum Sanding Discs

Pair with a vacuum sander to keep your workspace clean

6 products

Long-Life Adhesive-Back Vacuum Sanding Discs

The tough abrasive stays sharp longer than other vacuum sanding discs

4 products

Adhesive-Back Sanding Discs for Stainless Steel and Hard Metals

Sharp and durable enough to cut hard metals without dulling quickly

3 products

Adhesive-Back Sanding Discs for Masonry, Ceramics, and Composites

Cut quickly and wear slowly when sanding extremely hard materials

4 products

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

Cut hard metals without dulling your disc or making a mess

3 products

Quick-Change-Connector Mount

Quick-Change Sanding Discs

Swap out discs in seconds so you can get right back to work

50 products

Quick-Change Sanding Disc Assortments

Tackle a range of sanding jobs

13 products

Long-Life Quick-Change Sanding Discs

Densely packed abrasive lasts longer than standard quick-change discs

21 products

Quick-Change Sanding Discs for Soft Metals, Plastic, and Rubber

Prevent clogging and smearing when sanding soft materials

15 products

Quick-Change Sanding Discs for Stainless Steel and Hard Metals

Sharp and durable enough to cut hard metals without dulling quickly

15 products

Quick-Change Flap Sanding Discs

Control sanding pressure more easily than with standard quick-change discs

18 products

Fast-Cutting Aggressive-Removal Quick-Change Sanding Discs

Power through hard metals to remove a lot of material quickly

7 products

Aggressive-Removal Quick-Change Sanding Discs

The sturdy fiber backing handles heavy pressure

19 products

Fast-Cutting Quick-Change Sanding Discs for Stainless Steel and Hard Metals

Quickly penetrate hard metals and reduce heat to prevent wear

11 products

Quick-Change Flap Sanding Discs for Corners on Stainless Steel and Hard Metals

Angled-edge flaps reach farther into corners than discs with standard flaps

7 products

Quick-Change Flap Sanding Discs for Stainless Steel and Hard Metals

Overlapping flaps with sharp, durable abrasive create an even finish on hard metals

7 products

Quick-Change Sanding Discs for Masonry, Ceramics, and Composites

Cut quickly and wear slowly when sanding tough materials

7 products

Flexible-Edge Quick-Change Sanding Discs

Avoid marring or gouging when sanding rounded edges and curved surfaces

2 products

Clog-Resistant Quick-Change Flap Sanding Discs for Stainless Steel and Hard Metals

A slick coating on the flaps prevents buildup when sanding hard metals

7 products

Hook and Loop Mount

Hook and Loop Vacuum Sanding Discs

Pair with a vacuum sander to keep your workspace clean

12 products

Long-Life Hook and Loop Vacuum Sanding Discs

Tough abrasive stays sharp longer than other vacuum sanding discs

10 products

Hook and Loop Sanding Discs

Switch from one grit to another without wasting discs

3 products

Fast-Cutting Hook and Loop Vacuum Sanding Discs

Remove material faster than other hook-and-loop discs while vacuuming dust away

5 products

Long-Life Hook and Loop Sanding Discs

Tougher abrasive stays sharp longer than other hook-and-loop discs

2 products

Hook and Loop Sanding Discs for Soft Metals, Plastic, and Rubber

Avoid buildup of soft materials that can clog other discs

2 products

Clog-Resistant Hook and Loop Vacuum Sanding Discs

Our most clog-resistant discs clear dust

5 products

Fast-Cutting Hook and Loop Sanding Discs

Precision-shaped abrasive cuts easily and self-sharpens under pressure

1 product

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

Cut through hard metals faster than other discs and remove debris as you work

9 products

Arbor Mount

Arbor-Mount Sanding Discs

Mount directly to your tool’s arbor for the most stable, controlled sanding

8 products

Long-Life Arbor-Mount Flap Sanding Discs

Loaded with more abrasive than standard flap sanding discs to last 30-40% longer

24 products

Arbor-Mount Flap Sanding Discs

Overlapping flaps reveal new grit as you work for steady material removal and even finishes

36 products

Arbor-Mount Flap Sanding Discs for Stainless Steel and Hard Metals

Expose fresh grit as you sand hard metals for longer life than standard discs

15 products

Long-Life Arbor-Mount Sanding Discs for Stainless Steel and Hard Metals

Stay sharp longer than other arbor-mount discs for hard metals

3 products

Arbor-Mount Sanding Discs for Soft Metals, Plastic, and Rubber

Resist buildup from soft metals and nonmetals that would clog other discs

4 products

Arbor-Mount Flap Sanding Discs for Soft Metals, Plastic, and Rubber

Resist buildup from soft metals and nonmetals that would clog and prematurely wear other discs

6 products

Clog-Resistant Arbor-Mount Sanding Discs

Spend more time sanding and less time replacing discs

6 products

Arbor-Mount Flap Sanding Discs for Corners

Angled-edge flaps reach farther into corners than discs with standard flaps

4 products

Trimmable Arbor-Mount Flap Sanding Discs for Stainless Steel and Hard Metals

Sand hard metals, trim the disc, and then sand some more

6 products

Long-Life Arbor-Mount Flap Sanding Discs for Soft Metals, Plastic, and Rubber

Work longer without changing discs when sanding soft metals and nonmetals

3 products

Aggressive-Removal Arbor-Mount Flap Sanding Discs

The aluminum backing plate handles heavy pressure

2 products

Trimmable Arbor-Mount Flap Sanding Discs

Trim as the flaps wear down, so you don't have to replace the disc until all the abrasive is gone

3 products

Arbor-Mount Flap Sanding Discs for Masonry, Ceramics, and Composites

Flaps with super-sharp abrasive cut through challenging materials and last longer than standard discs

1 product

Other Products

Rotary Sanding Pads

Reach into pipes, tubes, corners, and slots to smooth their surfaces and remove paint and rust

5 products