Bars | McMaster-Carr

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Thickness

Width

Length

Diameter

Material

Tolerance Rating

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Specifications Met

ANSI/BHMA A156.3 Grade 1

CPSC Compliant 16 CFR 1201 Category I and II

DIN Standard

EN Standard

Federal Specification

Mechanical Finish

Heat Treatment

Fabrication

Appearance

Hardness

Certificate Type

Calibration Certificate Traceable to NIST

Wall Thickness

Outside Width

Yield Strength

10,000 psi to 19,999 psi

20,000 psi to 99,999 psi

100,000 psi to 199,999 psi

200,000 psi or greater

Outside Height

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

64,403 Products

Raw Materials

Steel

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

7,155 products

Stainless Steel

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

3,857 products

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

4,570 products

Plastic

A lightweight alternative to metal and glass

8,494 products

Copper

Our most conductive metal for electrical applications—all with material certificates for traceability

900 products

Brass

More machinable than copper and bronze—all with material certificates for traceability

858 products

Bronze

Better wear resistance than copper and brass—all with material certificates for traceability

664 products

Rubber

Compresses and bounces back to shape; often used for sealing, cushioning, and shock absorbing

4,492 products

Garolite

A strong, machinable alternative to metal and plastic widely used in circuit boards and gears

1,987 products

Tungsten

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

248 products

Titanium

The most corrosion-resistant metal we offer—all with material certificates for traceability

98 products

Nickel

An upgrade from stainless steel to withstand harsh chemicals and acids—all with material certificates for traceability

179 products

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

2,661 products

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

624 products

Carbon Fiber

The strongest composite we offer; comparable in strength to 6061 aluminum but lighter in weight

315 products

Wax

Create seals and prototypes, lubricate tools, and polish equipment

21 products

Fiberglass

A lightweight alternative to metal and wood widely used in electrical and structural applications

456 products

Lead

A dense insulator often used to shield against radiation and absorb sound and vibration

3 products

Graphite

Compressible or conductive for making high-temperature seals, furnace parts, and crucibles

80 products

Wood

Commonly used to build ramps, crates, and prototypes or to make repairs

234 products

Glass

Clear and highly heat and chemical resistant; often used in sights, lighting, and lab equipment

312 products

Felt

Thicker and more absorbent than fabric for insulating, polishing, cushioning, and gasketing

918 products

Kevlar

Super tough for protection against prolonged wear and abrasion

10 products

Cobalt

Resists impact and rapid temperature changes—all with material certificates for traceability

8 products

Hard Fiber

Chemically treated to be hard and dense, this is the easiest composite to machine in our offering

80 products

Molybdenum

Retains its shape and strength in extreme temperatures—all with material certificates for traceability

29 products

Carbon

An electrical conductor that’s often used in electronics and sensors

21 products

Zinc

Draws corrosion away from nearby metal; an alternative to lead for sound barriers and vibration dampers

3 products

Platinum

Formable and conductive while resisting extreme heat—all with material certificates for traceability

4 products

Mica

An electrical insulator that resists high temperatures; use in circuit breakers and heating elements

57 products

Niobium

Conductive and corrosion resistant even at extreme temperatures—all with material certificates for traceability

10 products

Tantalum

Conductive with a higher melting point than most metals—all with material certificates for traceability

6 products

Power Transmission

Shafts

Transmit power, motion, and speed between machine components

3,182 products

Shaft Supports

Support linear motion shafts to prevent bending and rolling under loads

164 products

Connecting Rods

Use with rod ends and swivel joints to link components in push/pull assemblies

808 products

Fastening and Joining

Machine Key Stock

Cut a custom length to transfer torque from shafts to components such as gears and sprockets

827 products

Machine Keys

Transmit torque from rotating shafts to gears, sprockets, and other machine parts

1,014 products

Dowel Pin Stock

Cut to the length you need for positioning and holding parts in place

53 products

Dowel Pins

Align parts before assembly or use as a pivot, shaft, or hinge to join moving components

3,557 products

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

2 products

Magnets

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

417 products

Electromagnets

Place on flat metal surfaces and turn on the power to create a magnetic hold

23 products

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

185 products

Wrench Handles

Generate extra torque to loosen stubborn fasteners; also known as breaker bars

44 products

Socket Drivers

Tighten and loosen sockets from above when there isn't room to swing a standard wrench

10 products

Speeder Handles

Crank the handle to fasten nuts and bolts quickly

4 products

Solder

Join pieces of metal without melting the base material

16 products

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

2,260 products

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

125 products

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

433 products

Locking-Slotted Framing and Fittings

Make platforms, bases, and other structures that stand up to more movement than T-slotted framing

12 products

Weld-Together Framing and Fittings

Permanently join rails and fittings to assemble heavy duty racks, shelving, and work tables

40 products

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

263 products

Ceiling Tile Hanger Wire

Suspend drop ceiling grids from the ceiling above

1 product

Ceiling Grids

Support ceiling tiles in drop ceilings

23 products

Ceiling Tile Clips

Secure ceiling tiles or connect ceiling tile frame components

11 products

Push Bars

Open doors with a push; often found on emergency exits

31 products

Push Bar Retainers

Hold down push bars so traffic can pass freely through doorways

2 products

Cabinet Locking Bars

Block multiple cabinet drawers at once so they can't be opened

26 products

Push-to-Close Latches

Automatically hold doors shut when you push them closed

9 products

Door Locking Bars

Mount across doorways to protect against forced entry

3 products

Wear Plates

Often used on conveyors to reduce friction where parts bump into equipment to extend service life

4 products

Door Frames

Install in walls to support single and double doors

2 products

Lockouts

Ensure that machines stay turned off to prevent accidents during maintenance work

6 products

Fabricating and Machining

Lathe Tool Inserts

Pair with lathes to add cuts and grooves to workpieces

1,208 products

Lathe Tools

Shape workpieces as they rotate on a lathe

737 products

Lathe Tool Blanks

Machine custom lathe tool bits

50 products

Lathe Tool Insert Holder Replacement Parts

Replace clamps, screws, shims, and other parts in lathe tool insert holders

107 products

Lathe Tool Insert Holders

Secure inserts within lathes to add cuts and grooves to workpieces

226 products

Lathe Tool Blocks

Mount lathe tool holders to posts and turrets

5 products

Lathe Tool Holders

Secure tools to lathe posts

19 products

Pry Bars

Slide under heavy objects to pry, lift, and position them

97 products

Tire Irons

Establish leverage to change pneumatic vehicle tires

7 products

Pallet Busters

Disassemble pallets and skids for recycling

1 product

Pry Lever Bars

Lift large loads onto a dolly; also known as Johnson bars

3 products

Wedges

Level material, split mated parts, and align machinery

7 products

Casting Metals

Melt and pour into molds to make metal parts and prototypes

19 products

Prototyping Foam

Carve, mill, or sand into lightweight parts for testing

27 products

Dovetail Blanks

Machine a blank workpiece with precut dovetails and locating slots for easy setup

5 products

Magnetic Retrievers

Pick up screws, nuts, and other small magnetic objects

41 products

Buffing and Polishing Compounds

Apply to your buffing wheel to improve its buildup removal

35 products

Buffing Kits

Everything you need to remove scratches and surface imperfections with a buffer or polisher

10 products

Scrapers

Remove paint, wallpaper, adhesives, waxes, gaskets, and weld spatter

2 products

Multitools

A variety of tools and blades all in one

7 products

Sine Bars

Measure, mark, and inspect exact angles on dies and other precision parts

2 products

Electrical

Grounding Blocks

In cabinets and other tight spaces, ground multiple wires at one convenient spot

8 products

Grounding Bars

Create a convenient central grounding point by connecting multiple ground wires

14 products

Ionizers

Create an ionized field to remove static and protect from electrostatic discharge

16 products

Static Control Brushes

Mount on conveyor lines, brushing material as it passes, to remove static charge

14 products

Static Control Tinsel

Suspend above conveyors to remove static from products with minimal contact

13 products

Static Control Cord

Stretch over conveyors, printing rolls, and chutes to remove static from objects; mount with magnets

3 products

Distribution Bars

Route electricity within switchboards and battery banks; also known as bus bars

31 products

Ferrite Cores

Create magnetic hold by wrapping with magnet wire and energizing; use as inductors and transformers

4 products

Cable Trays and Cable Tray Fittings

Organize and route bundles of cable while keeping them accessible anywhere along the run

4 products

Fluid Handling

Stirring Bars

Agitate liquid solutions in vials, tubes, flasks, and sealed containers

72 products

Stirring Bar Retrievers

Fish stirring bars out of containers using the magnetic end

2 products

Mixer Shafts

Replace the shaft on mixers

44 products

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

7,400 products

Spray Nozzle Bars

Attach nozzles to build your own spray system

15 products

Magnetic Filter Rods

Replace individual rods in an existing filter or create a new one

14 products

Magnetic Filters

Pull metal and other magnetic contaminants out of lines

66 products

Lighting

Machine and Task Lights

Shine light on work areas, within enclosures, and inside machines

77 products

Facility Lights

Illuminate both indoor and outdoor areas with a permanent light source

52 products

Light Pipes

Concentrate and direct light from the bulb on a circuit board to a display

16 products

Safety Equipment

Handrails

Grab while using stairs to reduce risk of falls

11 products

Clearance Bars

Hang overhead to call attention to low-clearance areas, entrances, or exits

15 products

Material Handling

E-Tracks

Add straps and other parts to keep cargo from moving inside vans and trucks; stronger than L-Tracks

12 products

E-Track Beam Brackets

Use with wood 2×4 beams between two E-Tracks to brace loads or add new levels to maximize space

1 product

E-Track Beams

Snap into place between two E-Tracks to brace loads or add new levels, maximizing vertical space

2 products

E-Track Straps

Add to E-Tracks to keep cargo from shifting inside vans and trailers; also known as logistic straps

16 products

Cargo Bars

Expand to brace large loads in vans, trucks, and trailers

8 products

Steps

Mount where you need them instead of dragging over a step stool every time

38 products

Scaffold Clamps

Construct scaffolding and secure supports, such as railings

2 products

Winches

Wind up and let out rope, chain, and webbing for lifting and towing

4 products

Lifting Beams

Stabilize long or unbalanced loads when lifting them; also known as spreader beams

59 products

Railway Track Aligners

Push or pull rails to correct spacing after a derailment and when installing gauge tie rods

1 product

Conveyor Belt Pulleys

Replace pulleys on conveyor belts or build new conveyor belts

232 products

Magnetic Conveyor Belt Plates

Keep ferrous objects in place as they move along your conveyor belt

33 products

Tire Changers

Safely pry worn pneumatic tires from rims for replacement

2 products

Facility and Grounds Maintenance

Digging Bars

Scoop dirt and rocks from holes and tamp down the soil around them

1 product

Grab Bars

Steady and support people with limited mobility in bathrooms

36 products

Towel Bars

Hang damp towels to air-dry

4 products

Rebar

Reinforces concrete to reduce the chance it will crack from expansion and contraction

9 products

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

4 products

Steel Hat Channel

Creates space for insulation inside walls and ceilings

2 products

Sealing

Backer Rods

Insert into gaps before caulking to reduce how much sealant you need and improve adhesion

35 products

Edge Seals

Block dust, water, and wind from entering the gaps around doors and windows

25 products

Measuring and Inspecting

Machine Vision Lights

Illuminate an object so your machine vision camera can capture detailed images for inspection

15 products

Coordinate Measuring Machine Fixture Plate Mounting Rails

Bolt to your table to secure the dock for your quick-change system hub

4 products

Stroboscopes

Shine a bright flashing light at moving belts and pulleys to measure speed and detect wear

3 products

Lathe Alignment Bars

Confirm that your lathe headstock and tailstock are aligned for accurate machining

1 product

Communication

Indicator Lights

Call attention to hazards and changes in status with flashing, strobe, and other lights

6 products

Bulletin Boards

Pin up messages and announcements

11 products

Containers, Storage, and Furniture

Magnetic Tool Holders

Hold and organize metal tools such as knives

22 products