Copper Discs | McMaster-Carr

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1,831 Products

Fabricating and Machining

Sanding Discs

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

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

Grinding Bits

Pair with grinders for light material removal and precision grinding

Grinding Wheels

Grinding Wheels

Add to grinders to remove material from work surfaces using abrasion

Cutoff Wheels

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

Lapping Film

Polish workpieces without the mess of pastes and slurries

Cutoff Saw Wheels

Cutoff Saw Wheels

Replace the wheel on your cutoff saw

Raw Materials

Copper

The most conductive of our metals, it excels in all types of electrical applications

Brass

More machinable than copper and bronze for making nuts, hinges, and locks

Bronze

With better wear resistance than copper and brass, it’s used for bearings, gears, and pump parts

Tungsten

Our densest metal resists wear and heat to make end mills, heat shields, electrodes, and more

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

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Lock Washers

Resist vibration to prevent fasteners from loosening

Shims

Level, align, and adjust spacing on fasteners, shafts, and machine components

Communication

Tags

Hang throughout facilities to convey information

Electrical

Electrical-Terminal Washers

Electrical-Terminal Washers

Prevent wires from slipping out from under screw heads to keep electrical connections intact

Sealing

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

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