Steel Discs | McMaster-Carr

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Material

Nylon Mesh/Aluminum Oxide

For Use On

System of Measurement

Diameter

Shape

Length

Thickness

Screw Size

Mount Type

Quick-Change Connector

Performance

Electrically Insulating

Grit

Specifications Met

Washer Type

RoHS

Compliant with Exemptions

Hardness

DFARS Specialty Metals

REACH

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

Yes

Export Control Classification Number (ECCN)

Steel Grade

1018 Low-Carbon Steel

Tolerance Rating

Fabrication

Bristle Material

Stud Material

16,293 Products

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

2,630 products

Stainless Steel

Resists corrosion and chemicals in most environments—all with material certificates for traceability

924 products

Fabricating and Machining

Sanding Discs

Add to sanders, floor buffers, and other tools to smooth out workpieces and remove paint and rust

1,741 products

Retaining Nuts for Backup Pads

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

3 products

Rotary Sanding Pads

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

9 products

Grinding Wheels

Add to grinders to remove material from work surfaces using abrasion

462 products

Grinding Wheel Dressers

Clean grinding wheels and expose fresh grains to rejuvenate their cutting ability

20 products

Cutoff Wheels

Install in grinders to cut through metal, concrete, and ceramics

241 products

Grinding Bits

Pair with grinders for light material removal and precision grinding

360 products

Rotary Tool Blades

Replace the blade on your Dremel rotary tool

33 products

Rotary Tool Cutoff Wheels

Replace the cutoff wheel on your Dremel rotary tool

18 products

Cup Brushes

Wider diameters than end brushes clean flat surfaces with more surface area

26 products

Wheel Brushes

Bristles on the edge of the wheel clean, sand, and debur targeted areas

283 products

Spiral Saw Cutoff Wheels

Attach to your RotoZip spiral saw to make straight cuts

2 products

Cutoff Saw Wheels

Replace the wheel on your cutoff saw

57 products

Lapping Film

Polish workpieces without the mess of pastes and slurries

38 products

Buffing and Polishing Wheel Flanges

Connect wheels with a center hub to bench grinders and buffers

4 products

Buffing and Polishing Wheel Cleaning Rakes

Remove dried compound and recondition your wheels

2 products

Sanding Disc Trimmers

Save the usable inner part of worn sanding discs by cutting the perimeter down a size

8 products

Fastening and Joining

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

2,645 products

Finishing Washers

Screw heads sit flush to prevent snagging and to create a neat, finished appearance

96 products

Lock Washers

Resist vibration to prevent fasteners from loosening

450 products

Sealing Washers

Prevent fluids from leaking around fasteners

231 products

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

195 products

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

2,360 products

Magnets

Attract or repel metal objects to hang, secure, or position them

233 products

Power Transmission

Disc Springs

Maintain tension and separate components on shafts, under bolt heads, and at the ends of valves

1,634 products

Bearing Lock Washers

Lock bearing nuts in place to prevent loosening due to vibration

21 products

Fluid Handling

Filter Mesh

Strain particles out of various substances

233 products

Sintered Filters

Tiny holes let particles such as air, gas, and vapor pass through while trapping contaminants

8 products

Heating Elements

Turn electrical current into heat

7 products

Pressure-Relief Discs

Rupture at a set pressure or temperature to vent fluid and gas and protect machinery; one-time use

12 products

Building and Machinery Hardware

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

989 products

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

24 products

Facility and Grounds Maintenance

Drain Cleanout Hole Covers

Conceal drain cleanout plugs in walls and floors while keeping them accessible

11 products

Sealing

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

163 products

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

10 products

Communication