Steel Discs | McMaster-Carr

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Material

Aluminum Oxide/Cotton Laminate Blend

Aluminum Oxide/Silicon Carbide Blend

Aluminum Oxide/Zirconium Oxide Blend

For Use On

System of Measurement

Diameter

Shape

Length

OD

ID

Thickness

0.005" to 0.024"

0.005" to 0.030"

Mount Type

Quick-Change Fastener

Unthreaded Hole

Screw Size

Grit

Washer Type

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Color

REACH

Export Control Classification Number (ECCN)

Specifications Met

Form

Shank-Mount Pad

Hardness

Durometer 50 OO

Durometer 70 OO

Tolerance Rating

Finish

Corrosion-Resistant Coated

Phosphate Coated

Threadlocker Coated

Zinc Flake Coated

Hardness Rating

Bristle Material

Phosphor Bronze

Stainless Steel

Stud Material

Stainless Steel

How can we improve?

15,840 Products

Raw Materials

Steel

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

Stainless Steel

Stainless Steel

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

Fabricating and Machining

Sanding Discs

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

Sanding Pads

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

Grinding Wheels

Grinding Wheels

Add to grinders to remove material from work surfaces using abrasion

Grinding Wheel Dressers

Grinding Wheel Dressers

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

Cutoff Wheels

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

Grinding Bits

Pair with grinders for light material removal and precision grinding

Wire Brushes

Scrub by hand or connect to power tools to clean, polish, deburr, and remove rust

Rotary Tool Blades

Rotary Tool Blades

Replace the blade on your Dremel rotary tool

Rotary Tool Cutoff Wheels

Rotary Tool Cutoff Wheels

Replace the cutoff wheel on your Dremel rotary tool

Rotary Tool Accessories

Rotary Tool Accessories

Complete a wide range of cutting, grinding, and sanding tasks with your rotary tool

Spiral Saw Cutoff Wheels

Spiral Saw Cutoff Wheels

Attach to your RotoZip spiral saw to make straight cuts

Cutoff Saw Wheels

Cutoff Saw Wheels

Replace the wheel on your cutoff saw

Lapping Film

Polish workpieces without the mess of pastes and slurries

Buffing and Polishing Wheel Flanges

Buffing and Polishing Wheel Flanges

Connect wheels with a center hub to bench grinders and buffers

Buffing and Polishing Wheel Cleaning Rakes

Buffing and Polishing Wheel Cleaning Rakes

Remove dried compound and recondition your wheels

Sanding Disc Trimmers

Sanding Disc Trimmers

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

Fastening and Joining

Washers

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

Finishing Washers

Finishing Washers

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

Lock Washers

Resist vibration to prevent fasteners from loosening

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Leveling Washers

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

Shims

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

Magnets

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

Power Transmission

Disc Springs

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

Bearing Lock Washers

Bearing Lock Washers

Lock bearing nuts in place to prevent loosening due to vibration

Fluid Handling

Filter Mesh

Strain particles out of various substances

Sintered Filters

Sintered Filters

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

Heating Elements

Heating Elements

Turn electrical current into heat

Pressure-Relief Discs

Pressure-Relief Discs

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

Building and Machinery Hardware

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

Protective Feet

Protective Feet

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

Facility and Grounds Maintenance

Drain Cleanout Hole Covers

Drain Cleanout Hole Covers

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

Sealing

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Gasket Material

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

Communication

Tags

Hang throughout facilities to convey information

Electrical

Wire and Cable Stripper Blades

Wire and Cable Stripper Blades

Snap into cordless wire strippers to quickly and safely remove insulation

Containers, Storage, and Furniture

Sanding Abrasive Dispensers

Sanding Abrasive Dispensers

Organize your sanding rolls so they're ready to grab and go

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)