Fixturing | McMaster-Carr

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Clamp Holding Screw Tips

Clamp Holding Screws

Clamping Screw Mounting Bases

Clamping Screws

Clothespins

Collet Fixtures

Coordinate Measurement Machine Probes

Coordinate Measuring Machine Plates and Fixtures

Corner Clamps

Document Clips

System of Measurement

Thread Size

Material

Length

Mount Type

Clamping Action

Clamp Type

Width

Height

Shape

Diameter

Export Control Classification Number (ECCN)

2B999

EAR99

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

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

REACH

RoHS

Compliant with Exemptions

Stud Diameter

Thread Length

Slot Width

Component

Adjustable-Height Sleeve

Angle Bracket

Angle Fence

Any-Angle Cone Support

Arm

Attaching-End Mounting Pad

Ball-and-Socket Adapter

Ball-and-Socket Connector

Fastener Head Type

Vise Type

Thickness

Head Diameter

Overall Length

7,269 Products

Fabricating and Machining

Fixture Clamps

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

439 products

Fixture Squares

Build different fixtures on multiple sides of the same block

38 products

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

168 products

Fixture Tables

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

70 products

Spring Stops

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

34 products

Angle Plates

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

64 products

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

204 products

Grid Fixture Plates

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

63 products

Locating Rails

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

8 products

V-Blocks

Hold round workpieces

72 products

Setup Studs

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

627 products

Setup Blocks

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

31 products

Work Supports

Reduce vibration and deformation by adjusting to secure your workpiece

20 products

Grippers

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

107 products

T-Slot Fixture Plates

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

7 products

Fixture Plate Plugs

Keep chips and shavings from clogging or damaging unused holes on fixture plates in milling machines

8 products

Tooling Balls

Create a physical reference point for aligning workpieces in fixturing

52 products

Fixture Kits

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

50 products

Spring Locating Pins

Apply side force to workpieces to clamp them in place

52 products

Collet Fixtures

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

25 products

Pin Removal Blocks

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

1 product

Locating and Support Pads

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

6 products

T-Slot Nuts

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

314 products

T-Slot Clamp Supports

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

7 products

Fixture Keys

Locate fixtures and vises on your machine table

39 products

Jaw Fixtures

Mount to a milling machine, drill press, or other flat surface to grip workpieces

12 products

T-Tracks

A versatile foundation for custom fixturing setups

44 products

T-Slot Bolts

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

262 products

Support Blocks

Support setup clamps for quick height adjustments

16 products

T-Slot Covers

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

6 products

Sine Plates

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

4 products

Milling Tables

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

3 products

Rotary Tables

Rotate your work 360° for easy access to different angles

16 products

Spring Locating Pin Installation Tools

Hold spring locating pins in place for installation

6 products

Tooling Ball Mounts

Create a raised mounting point for tooling balls

4 products

Rotary Angle Indexers

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

2 products

T-Slot Cleaners

Scrape debris out of machine table T-slots

2 products

Index Plungers

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

6 products

Tooling Ball Covers

Protect tooling balls when not in use

3 products

Rotary Table Chuck Mounting Kits

Everything you need to precisely mount lathe chucks to rotary tables

10 products

Parallel Keepers

Keep parallels in place against vise jaws

3 products

Locating Pin Lock Screws

Secure removable locating pins

2 products

Sine Bars

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

2 products

Parallels

Raise workpieces above your vise to create clearance for cutting tools

92 products

Slotted Bushings

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

34 products

Tailstocks

Stabilize long workpieces for precise machining

4 products

Toggle Clamps

Lock workpieces onto worktables or objects

438 products

Pipe Welding Clamps

Position and hold pipe joints for welding and assembly

14 products

Panel Alignment Clamps

Align and hold sheet metal panels for drilling, riveting, and welding

20 products

Clamping Screw Mounting Bases

Thread clamping screw clamps into the holes to hold workpieces

7 products

Clamping Screws

Apply pressure through a flat-tipped screw to hold material in place

47 products

Magnetic Clamps

Hold magnetic workpieces at common angles such as 90° or 45°

30 products

C-Clamps

Temporarily secure workpieces together or to a work surface

131 products

Bar Clamps

Secure large materials with adjustable arms for even pressure distribution

92 products

Clamp Holding Screws

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

52 products

Spring Clamps

Hold lightweight materials in place, then squeeze to release

41 products

Corner Clamps

Align and secure materials at a corner joint

4 products

Pliers Clamps

Clamp and lock workpieces with plier-style jaws for secure handling or transport

34 products

Clamp Holding Screw Tips

Cover metal holding screws to protect workpieces from scratches

12 products

Band Clamps

Secure round and oddly shaped workpieces

2 products

Vises

Secure workpieces in place

258 products

Vise Stops

Prevent horizontal movement within machine vises to keep workpieces in place

5 products

Vise Jaws

Hold material in vises for machining

116 products

Swivel Pads

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

58 products

Spring Clamp Workholders

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

7 products

Electronic-Component Positioning Stands

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

1 product

Welding Positioners

Mount workpieces for circular welds

7 products

Holders for Locking Pliers

Secure to a table or benchtop and slide in locking pliers for a hands-free way to hold your work

1 product

Vise Jaw Liners

Place over vise jaws to protect workpieces from marring

50 products

Workholding and Positioning Bases

Position objects on workbenches and assembly stations

2 products

Dovetail Blanks

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

5 products

Vise Handles

Replace handles in vises

5 products

Magnetic Workholding Plates

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

72 products

Vise Bases

Hold and rotate a vise

2 products

Vacuum Workholding Plate Gasketing

Seal off the in-use areas of vacuum chucks

3 products

Vacuum Workholding Plates

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

11 products

Ring Stands

Hold lightweight objects such as beakers and other lab equipment

12 products

Vise Tube Holders

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

Hold light items, secure covers, and seal bags

4 products

Vise Repair Kits

Replace commonly worn parts in vises

10 products

Press Plates

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

4 products

Drill Bit Guides

Drill precise holes without building a fixture

2 products

Measuring and Inspecting

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

126 products

Surface Plate Stands

Hold up surface plates at precise support points to maintain accuracy

16 products

Surface Plates

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

51 products

Surface Plate Covers

Protect the flatness and finish of surface plates in storage

5 products

Micrometer Head Mounting Brackets

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

16 products

Coordinate Measurement Machine Probes

Take 3D measurements of workpieces on your CMM or CNC machine to inspect for quality

50 products

Gauge Blocks

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

738 products

Bench Centers

Inspect cylindrical parts for irregularities that could cause wobbles or vibrations

5 products

Calibration Squares

Lay horizontally or vertically on CNC machines to check the position of tools with high precision

2 products

Rivet Hole Locators

Mark even spacing for rivets and other fasteners before you drill

1 product

Squares

Check 90° angles during layout work with combination, angle, or pipefitters' squares

115 products

Inspection V-Blocks

Cradle rods and other round workpieces for precision measuring or inspecting

10 products

Pipe Flange Aligners

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

18 products

Inspection Setup Blocks

Line up workpieces at precise heights and angles for machining, measuring, and inspecting

2 products

Inspection Parallels

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

8 products

Alignment Pins

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

148 products

Building and Machinery Hardware

Positioning Arms

Mount and position tools and other small equipment

191 products

Positioning Arm Mounts

Add a mounting surface to positioning arms

4 products

Monitor Mounts

Mount monitors to walls, benches, ceilings, and other surfaces

Create a secure mounting point for your laptop

4 products

Phone Mounts

Secure smartphones where you can see and reach them

6 products

Torque-Absorbing Arms

Built to handle the torque of small power tools so you don’t have to

7 products

Radio Mounts

Keep radios in sight and within reach

3 products

Monitor Mount Adapters

Convert your mount to hold monitors of different sizes

2 products

Cam Handles

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

104 products

Material Handling

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

690 products

Robot Workstations

Create a portable working home for your robot arm

26 products

Robot Pedestals

Elevate robot arms so they can reach raised surfaces, such as conveyor belts and workstations

47 products

Pick-and-Place Grippers

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

187 products

Fluid Handling

Pipe Joiners

Connect heavy and difficult-to-position gasketed pipe without powered equipment

1 product

Fastening and Joining

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

36 products

Studs

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

92 products

Document Clips

Hold loose papers together without creating a permanent mark

2 products

Electrical Power, Networking, and Controlling

Electrical Enclosure Positioning Arms

Hang your human-machine interface and swivel it around to save floor space and access equipment

24 products