Workholding | McMaster-Carr

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Carbide-Tipped Steel

System of Measurement

Length

Mount Type

Clamping Action

Clamp Type

Panel Alignment

Export Control Classification Number (ECCN)

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Compliant with Exemptions

DFARS Specialty Metals

REACH

Grip Style

Head Diameter

Width

Body Material

Aluminum Bronze

Stainless Steel

Handle Style

Color

Fluorescent Green

Fluorescent Orange

Fluorescent Yellow

Stud Length

Thread Length

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Threading

Partially Threaded

Threaded on Both Ends

Height

Fastener Head Type

Shape

Stepped Rectangle

Diameter

0.019" to 0.039"

0.019" to 0.047"

0.023" to 0.051"

0.024" to 0.047"

0.039" to 0.079"

0.079" to 0.118"

0.098" to 0.197"

Vise Type

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14,997 Products

Fabricating and Machining

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

T-Slot Clamp Supports

T-Slot Clamp Supports

Hold up clamps to keep them in place when they're unclamped

T-Slot Nuts

Combine with setup studs or bolts to mount fixtures to machine tables

T-Slot Fixture Plates

T-Slot Fixture Plates

Position workpieces with T-slot nuts, bolts, and setup studs for precise machining

T-Slot Bolts

Secure clamps and workpieces to machine tables with quicker setup than a T-slot nut and stud

T-Slot Covers

Snap into T-slots to block chips, debris, and small parts from falling in

T-Slot Cleaners

T-Slot Cleaners

Scrape debris out of machine table T-slots

Fixture Kits

Everything needed to mount workpieces of different sizes to your machine table

Support Blocks

Support setup clamps for quick height adjustments

Grippers

Clamp against uneven or irregularly shaped parts such as castings for a secure hold

Spring Stops

Push back against workpieces to hold them in place against stops and rails

Angle Plates

Ensure accurate right angles and hold workpieces and fixtures perpendicular to your machine table

Fixture Squares

Fixture Squares

Build different fixtures on multiple sides of the same block

Locating Rails

Locate the side of a workpiece in your fixture without milling a permanent slot

Setup Studs

Secure setup clamps and fixtures to your machine table or assemble heavy machines

Locating and Support Buttons

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

Work Supports

Reduce vibration and deformation by adjusting to secure your workpiece

Tooling Balls

Create a physical reference point for aligning workpieces in fixturing

Tooling Ball Covers

Tooling Ball Covers

Protect tooling balls when not in use

Tooling Ball Mounts

Tooling Ball Mounts

Create a raised mounting point for tooling balls

V-Blocks

Hold round workpieces

Pin Removal Blocks

Pin Removal Blocks

Remove a range of pin sizes from workpieces by tapping them into holes with a punch and hammer

Spring Locating Pins

Spring Locating Pins

Apply side force to workpieces to clamp them in place

Spring Locating Pin Installation Tools

Spring Locating Pin Installation Tools

Hold spring locating pins in place for installation

T-Tracks

Add fixturing to flat surfaces on machines such as table saws, CNC routers, and drill presses

Collet Fixtures

Collet Fixtures

Mount on milling machines and other surfaces to grip and release parts with 5C collets

Fixture Tables

Add clamps, brackets, and other components to build fixtures for welding and assembly

Parallels

Raise workpieces above your vise to create clearance for cutting tools

Parallel Keepers

Parallel Keepers

Keep parallels in place against vise jaws

Grid Fixture Plates

Grid Fixture Plates

Use threaded and unthreaded holes to position workpieces for precise and repeatable machining

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

Locating Pin Lock Screws

Locating Pin Lock Screws

Secure removable locating pins

Locating and Support Pads

Locating and Support Pads

Position larger workpieces and fixtures than locating and support buttons; also known as rest pads

Milling Tables

Turn the handles to position work on X- and Y-axes

Rotary Tables

Rotate your work 360° for easy access to different angles

Setup Blocks

Use as mounting bases and supports to ensure accurate angles and spacing

Fixture Keys

Locate fixtures and vises on your machine table

Pegs for Part Presentation Plates

Pegs for Part Presentation Plates

Create custom layouts on part presentation plates with peg holes

Sine Plates

Use with gauge blocks to measure angles on your workpiece or set up a part for precision grinding

Slotted Bushings

Slotted Bushings

Pair with a standard bushing to prevent alignment pins from binding in your fixture

Sine Bars

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

Index Plungers

Align parts that have mating bushings for more precision than standard spring plungers

Part Presentation Plates

Part Presentation Plates

Attach to stands to position parts exactly where they're needed for workers and robots

Rotary Angle Indexers

Rotary Angle Indexers

Position round workpieces at precise, repeatable angles for machining flats, hexes, and key slots

Part Presentation Stands

Part Presentation Stands

Position parts for easy, repeated access for workers, robots, and other machines

Clamps

Hold workpieces securely in place

Clamp Holding Screws

Clamp Holding Screws

Replace worn holding screws in clamps or customize with different sizes or styles

Clamp Holding Screw Tips

Clamp Holding Screw Tips

Cover metal holding screws to protect workpieces from scratches

Vises

Secure workpieces in place

Vise Stops

Prevent horizontal movement within machine vises to keep workpieces in place

Vise Jaws

Hold material in vises for machining

Vise Repair Kits

Vise Repair Kits

Replace commonly worn parts in vises

Vise Jaw Liners

Vise Jaw Liners

Place over vise jaws to protect workpieces from marring

Vise Handles

Replace handles in vises

Vise Bases

Hold and rotate a vise

Vise Tube Holders

Vise Tube Holders

Grip tubing in place while you cut, flare, or expand the end

Vise Handle Hangers

Vise Handle Hangers

Store vise handles

Ring Stands

Hold lightweight objects such as beakers and other lab equipment

Spring Clamp Workholders

Spring Clamp Workholders

Secure small parts in spring clamps to keep hands free for soldering, gluing, and assembling

Electronic-Component Positioning Stands

Electronic-Component Positioning Stands

Pin components against a circuit board to free up your hands for soldering

Workholding and Positioning Bases

Workholding and Positioning Bases

Position objects on workbenches and assembly stations

Vacuum Workholding Plates

Vacuum Workholding Plates

Secure parts too thin to be held in clamps and vises for milling, drilling, routing, and finishing

Vacuum Workholding Plate Gasketing

Vacuum Workholding Plate Gasketing

Seal off the in-use areas of vacuum chucks

Swivel Pads

Attach to the ends of screws, threaded studs, or C-clamps to apply even pressure on uneven surfaces

Magnetic Workholding Plates

Magnetic Workholding Plates

Keep metal workpieces firmly in place for grinding, drilling, and electrical discharge machining

Dovetail Blanks

Dovetail Blanks

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

Tweezer Tip Caps

Tweezer Tip Caps

Protect tweezer tips from damage

Tweezers

Grasp small objects that are too small to pick up by hand

Clothespins

Hold light items, secure covers, and seal bags

Welding Positioners

Welding Positioners

Mount workpieces for circular welds

Wire-Forming Pliers

Wire-Forming Pliers

Loop and bend wire; also known as round-nose pliers

Magnetic Chip Collectors

Magnetic Chip Collectors

Attract steel chips to remove them from machinery, clothing, and the floor

Jam Removers

Clear objects that are blocking conveyors, chutes, and hoppers

Picks

Hold, separate, and position small parts such as wire and springs

Retrievers

Grab and pull objects out of hard-to-reach spots

Jaw Covers for Pliers

Jaw Covers for Pliers

Cover the jaws of slip-joint pliers to protect the finish of your workpiece

Slip-Joint Pliers

Slip-Joint Pliers

Adjust the pivot point to switch between two different jaw opening sizes

Parallel-Jaw Pliers

Parallel-Jaw Pliers

Jaws grip better than standard pliers to keep irregularly shaped objects from slipping

Locking Pliers

Clamp workpieces and lock them in place to keep your hands free

Hemostats

Grip and move small parts for intricate work in tight spaces

Tongs

Grip and handle objects without touching them

Magnetic Retrievers

Magnetic Retrievers

Pick up screws, nuts, and other small magnetic objects

Pliers Sets

A variety of pliers styles and sizes for whatever job comes up

Wire-Gripping Pliers

Wire-Gripping Pliers

Pull, bend, and cut wire; also known as lineman's pliers

Screw-Extracting Pliers

Screw-Extracting Pliers

Firmly grip stripped, rusty, and tamper-resistant screw heads for removal

Adjustable Pliers

Adjustable Pliers

A range of jaw positions for turning fasteners and gripping workpieces

Long-Nose Pliers

Long-Nose Pliers

Grab, bend, and position wire and other small parts

Lathe Chuck Stops

Lathe Chuck Stops

Consistently position short parts in lathe chucks without spacers to reduce setup time

Lathe Chuck Jaws

Lathe Chuck Jaws

Hold round workpieces on lathe chucks

Lathe Chuck Collet Adapters

Lathe Chuck Collet Adapters

Save time by converting a 5C collet into a lathe chuck, or vice versa

Lathe Chuck Jaw Boring Rings

Lathe Chuck Jaw Boring Rings

Hold machinable lathe chuck jaws in place to securely grip workpieces and make accurate cuts

Lathe Chucks

Mount to a lathe's spindle to hold round workpieces; also known as scroll chucks

Lathe Chuck Jaw Nuts

Lathe Chuck Jaw Nuts

Secure jaws to a CNC lathe chuck

Lathe Drivers

Use with lathes to turn workpieces when machining between centers; also known as lathe dogs

Lathe Mandrels

Grip the inside of hollow or bored workpieces to machine them in a lathe; also known as arbors

Lathe Centers

Use in a lathe's headstock or tailstock to support the end of a workpiece

Lathe Spindle Stops

Lathe Spindle Stops

Load material in the same spot every time for consistent machining from piece to piece

Milling Machine Collet Blocks

Milling Machine Collet Blocks

Hold workpieces to machine parallel or square edges and drill crossholes

Milling Machine Collets

Milling Machine Collets

Install in a milling machine collet chuck or holder to tightly grip tool bits

Retention Knobs

Retention Knobs

Attach tool holders such as collet chucks and end mill holders to your CNC machine’s spindle

Lathe Collets

Insert into a lathe collet chuck or holder to tightly grip workpieces

Lathe Collet Stops

Lathe Collet Stops

Prevent parts from pushing back into the collet while machining

Lathe Tool Holder Bushings

Lathe Tool Holder Bushings

Increase the diameter of drill bits and other shank-style cutting tools to fit CNC lathe tool blocks

Wedges

Level material, split mated parts, and align machinery

Press Plates

Lay on the crossbeams of presses to make a sturdy base for removing bearings, bushings, and arbors

Fabric-Stretching Pliers

Fabric-Stretching Pliers

Grip and pull thin materials without tearing them

Gas Fitting Pliers

Gas Fitting Pliers

Perfect for adjusting burners and gas pipe fittings of various sizes

Measuring and Inspecting

Square Holding Clamps

Square Holding Clamps

Position squares for repeat checking and marking

Variance Indicator Holders

Variance Indicator Holders

Position and hold variance indicators in place for accurate readings

Variance Indicator Clamps

Variance Indicator Clamps

Secure and position indicators, arms, and other components on holders

Variance Indicator Holder Fine-Adjustment Attachments

Variance Indicator Holder Fine-Adjustment Attachments

Install on Starrett variance indicator holders for precise control over positioning

Variance Indicator Holder Bases

Variance Indicator Holder Bases

Thread a post into the hole to mount variance indicators

Variance Indicator Holder Posts

Variance Indicator Holder Posts

Connect holder bases to clamps to hold variance indicators

Variance Indicator Extension Rods

Variance Indicator Extension Rods

Lengthen the reach of your variance indicator

Variance Indicators

Variance Indicators

Identify small dimensional differences when checking part quality and alignment

Coordinate Measuring Machine Plates and Fixtures

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

Variance Indicator Collets

Variance Indicator Collets

Hold the stem of plunger-style indicators for custom mounting jobs, such as creating depth gauges

Surface Plates

Extremely flat to give an accurate reference plane for layout and inspection work

Gauge Blocks

Confirm dies, fixtures, and other workpieces meet precise tolerances and calibrate measuring tools

Surface Plate Stands

Surface Plate Stands

Hold up surface plates at precise support points to maintain accuracy

Surface Plate Covers

Surface Plate Covers

Protect the flatness and finish of surface plates in storage

Bench Centers

Inspect cylindrical parts for irregularities that could cause wobbles or vibrations

Micrometer Head Mounting Brackets

Micrometer Head Mounting Brackets

Mount a micrometer head to your jig or fixture to accurately position workpieces

Shaft Alignment Kits

Shaft Alignment Kits

Confirm that shafts are aligned or measure the degree of their misalignment

Alignment Pins

Line up holes in sheet metal, I-beams, and angle irons for bolting, riveting, and welding

Pipe Flange Aligners

Pipe Flange Aligners

Line up flange holes so they bolt securely and connections won’t leak

Inspection Parallels

Inspection Parallels

Line up workpieces for precise machining, or support them at a level height for inspecting

Scales

Bench-top, hanging, floor, and conveyor scales

Building and Machinery Hardware

Cam Handles

For fast clamping, push down on the handle to draw two parts together

Knobs

Position, tighten, and secure fixtures and equipment

Adjustable Handles

Adjustable Handles

Lift and turn to easily position and tighten components; also called clamping handles

Indicating Knobs

Indicating Knobs

Control devices and view settings at a glance

Steering Wheel Knobs

Steering Wheel Knobs

Attach to steering wheels for one-hand operation

Ball Knobs

Provide grip on control levers and push-pull rods

Positioning Arms

Positioning Arms

Mount and position tools, small electronics, and displays

Tripod Head Adapters

Tripod Head Adapters

Mount ball-grip components such as arms and device grips to the top of tripods

Tool Support Arms

Tool Support Arms

Suspend tools to keep them out of the way but still within reach

Turntables

Rotate to reposition machinery and equipment

Laboratory Jacks

Laboratory Jacks

Position small shop and lab equipment on an adjustable-height surface

Positioning Arm Mounts

Positioning Arm Mounts

Add a mounting surface to positioning arms

Tripods

Stabilize cameras and other equipment

Teach Pendant Holders

Teach Pendant Holders

Store teach pendants conveniently near robots but out of harm’s way

Brackets

Connect surfaces in an assembly

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

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

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

Locking-Slotted Framing and Fittings

Locking-Slotted Framing and Fittings

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

Slip-On Framing and Fittings

Slip-On Framing and Fittings

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

Material Handling

Pick-and-Place Grippers

Pick-and-Place Grippers

Join grippers with fingers to grasp and move items in pick-and-place applications

Pick-and-Place Gripper Finger Mounts

Pick-and-Place Gripper Finger Mounts

Attach to grippers to add and adjust fingers for grasping and moving various part sizes

Pick-and-Place Gripper Fingers

Pick-and-Place Gripper Fingers

Connect to grippers to grasp and move items in pick-and-place applications

Bulk Bag Lifters

Bulk Bag Lifters

Hook the loops of bulk bags onto the legs to secure them when lifting with forklifts

Puller Tongs

Sharp ends dig into wood objects to grab and pull them; also known as skidding tongs

Slings

Grip and lift loads with hoists and cranes; made of webbing, rope, or chain

Lifting Beams

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

Pallet Stands

Hold pallets above the floor at a useful working height

Lift Trucks

Raise and lower heavy loads to stack, pack and unpack, and store them

Gripper Compensation Devices

Gripper Compensation Devices

Let grippers grab uneven parts to avoid jams during assembly, picking, and machine tending

Puller Hooks

Pull crates, bales, and other objects or lift off covers

Drum Lifters

Raise, transport, tilt, or drain drums

Lift Tables

Lift material to a comfortable working height and adjust as needed

Cranes

Raise and move heavy or bulky objects overhead

Lifting Tongs

Lift tongs by the eye with a crane or forklift to grasp and elevate tall objects or beams

Panel Lifters

Move large, heavy sheets of plywood, cement board, and drywall

Forklift Pallet Dumpers

Forklift Pallet Dumpers

Shift loads off pallets and into containers from the safety of your forklift

Pail Lifters

Hook to a crane or hoist to pick up pails and pour out contents

Pallet Pullers

Grip heavily loaded pallets and pull them around for convenient forklift access

Pallet Trucks

Raise and transport pallets; easier to store than lift trucks

Drum Grabbers

Adapt forklifts to lift and transport drums

Railway Track Aligners

Railway Track Aligners

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

Robot Tool Mounts

Robot Tool Mounts

Attach tools or extensions to robot arms

Robot Workstations

Robot Workstations

Create a portable working home for your robot arm

Cable Bundling Tools

Cable Bundling Tools

Quickly organize wires, cables, and cords into bundles

Conveyors

Roller, skate wheel, ball transfer, belt, and vacuum conveyors

Conveyor Stands

Conveyor Stands

Pair with conveyors to design a system that moves parts exactly where they need to go

Material Support Stands

Material Support Stands

Feed material and hold it steady while machining

Fastening and Joining

Spring Plungers

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

Spring Plunger Catches

Spring Plunger Catches

Act as a stop for positioning ball-nose and long-nose spring plungers

Tighten and loosen by hand without the need for tools

Studs

Press, weld, or screw in place to add a threaded fastening point

Joint Clamps for Wood

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

Welding Pliers

Perform a variety of welding tasks such as spatter removal and wire cutting

Power Transmission

Turntable Bearings

Turntable Bearings

Support machinery that slowly turns or oscillates, such as a rotating hoist

Positioning Slides

Positioning Slides

A lead screw drives the carriage for accurate positioning in laboratory and production equipment

Electric Actuators

Electric Actuators

Push and pull loads with more precise positioning than air and hydraulic cylinders

Air Cylinders

Push and pull loads to do everything from stamping materials to sorting parts on conveyors

Brake Spring Pliers

Brake Spring Pliers

Stretch brake springs into place and install or remove them from anchor posts

Containers, Storage, and Furniture

Pliers Organizers

Pliers Organizers

Keep a variety of plier sizes and styles organized on benchtops or in drawers

Pail Stabilizers

Pail Stabilizers

Hold pails in place to prevent them from tipping and sliding

Tote Boxes

Store and move items around your facility on conveyors and by hand

Battery Carriers

Battery Carriers

Add a handle to a large-cell battery to lift and move it

Tweezer Cases

Organize and protect tweezers

Fluid Handling

Mixer Clamps

Mount mixers to stands, pipes, or tank rims

Hose and Tube Pliers

Hose and Tube Pliers

Install, remove, or pinch off hose and tube

Hose Clamp Installation Tools

Hose Clamp Installation Tools

Tighten hose clamps over hose and fittings to secure them

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

Facility and Grounds Maintenance

Painting Supports

Painting Supports

Position under workpieces to paint all of their sides without damaging the coating

Electrical

Cord Grip Pliers

Cord Grip Pliers

Assemble and install cord grips in a range of thread sizes

Conduit Locknut and Reaming Pliers

Conduit Locknut and Reaming Pliers

Tighten conduit locknuts and ream both the inside and outside of conduit with a single tool

Grounding Clamps

Grounding Clamps

Attach grounding wire to equipment to ground electrical current

Electrical Connector Pliers

Electrical Connector Pliers

Firmly grasp electrical components without damaging them or surrounding parts

Spark Plug Pliers

Spark Plug Pliers

Grip boots firmly and remove them to access or inspect spark plugs

Communication

Easels

Hold paper pads and boards up for display

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