Test Fixtures | McMaster-Carr

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

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Less than 1,000 lb.

1,000 lb. to 9,999 lb.

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3,381 Products

Most Likely Products

Electronic-Component Positioning Stands

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

1 product

Force Gauge Grips

Pair with force gauges to test wire, pins, and thin sheets

10 products

Toggle Clamps

Lock workpieces onto worktables or objects

438 products

Angle Plates

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

64 products

Fixture Squares

Build different fixtures on multiple sides of the same block

38 products

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

126 products

All Results

Fabricating and Machining

Electronic-Component Positioning Stands

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

1 product

Toggle Clamps

Lock workpieces onto worktables or objects

438 products

Clamping Screws

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

47 products

Bar Clamps

Secure large materials with adjustable arms for even pressure distribution

92 products

Spring Clamps

Hold lightweight materials in place, then squeeze to release

39 products

Corner Clamps

Align and secure materials at a corner joint

4 products

C-Clamps

Temporarily secure workpieces together or to a work surface

131 products

Magnetic Clamps

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

30 products

Band Clamps

Secure round and oddly shaped workpieces

2 products

Pliers Clamps

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

34 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

Ring Stands

Hold lightweight objects such as beakers and other lab equipment

12 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

Vises

Secure workpieces in place

258 products

Magnetic Workholding Plates

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

72 products

Vise Tube Holders

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

2 products

Vacuum Workholding Plates

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

11 products

Workholding and Positioning Bases

Position objects on workbenches and assembly stations

2 products

Spring Clamp Workholders

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

7 products

Angle Plates

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

64 products

Fixture Squares

Build different fixtures on multiple sides of the same block

38 products

Fixture Plate Plugs

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

8 products

Fixture Clamps

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

439 products

V-Blocks

Hold round workpieces

72 products

Grid Fixture Plates

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

63 products

T-Slot Fixture Plates

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

7 products

Fixture Kits

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

50 products

Rotary Tables

Rotate your work 360° for easy access to different angles

16 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

Fixture Tables

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

70 products

Tailstocks

Stabilize long workpieces for precise machining

4 products

Measuring and Inspecting

Force Gauge Grips

Pair with force gauges to test wire, pins, and thin sheets

10 products

Force Gauges

Test objects to see how much tension and compression force they can bear

91 products

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

126 products

Variance Indicators

Identify small dimensional differences when checking part quality and alignment

25 products

Surface Plates

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

51 products

Coordinate Measurement Machine Probes

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

50 products

Variance Indicator Holders

Position and hold variance indicators in place for accurate readings

65 products

Hardness Testers

Determine the Rockwell, Brinell, or Durometer hardness of any material

3 products

Shaft Alignment Kits

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

9 products

Inspection Parallels

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

8 products

Inspection Setup Blocks

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

2 products

Inspection V-Blocks

Cradle rods and other round workpieces for precision measuring or inspecting

10 products

Fluid Handling

Vacuum Chambers

Create a space free of molecules to analyze gases, check for leaks, and test electronic components

3 products

Vacuum Degassing Chambers

Purge air bubbles from paint, resins, and hard-setting materials like silicone for even consistency

38 products

Building and Machinery Hardware

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

Containers, Storage, and Furniture

Test Tube Holders

Hold test tubes upright

6 products

Pipettor Holders

Hold pipettors in an upright position

8 products

Safety Equipment

Glove Boxes and Bags

Safely handle hazardous or sensitive materials in an enclosed space

16 products