Locators | McMaster-Carr

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3,342 Products

Most Likely Products

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

209 products

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

168 products

Wristwatches

Display the time, date, and smart functions on your wrist and keep your hands free

1 product

All Results

Fabricating and Machining

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

209 products

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

168 products

Spring Stops

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

34 products

Tooling Balls

Create a physical reference point for aligning workpieces in fixturing

45 products

Tooling Ball Covers

Protect tooling balls when not in use

1 product

Tooling Ball Mounts

Create a raised mounting point for tooling balls

4 products

Pegs for Part Presentation Plates

Create custom layouts on part presentation plates with peg holes

1 product

Spring Locating Pins

Apply side force to workpieces to clamp them in place

53 products

Spring Locating Pin Installation Tools

Hold spring locating pins in place for installation

6 products

Locating Rails

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

8 products

Locating and Support Pads

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

6 products

Fixture Clamps

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

387 products

Fixture Keys

Locate fixtures and vises on your machine table

39 products

Slotted Bushings

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

10 products

Work Supports

Reduce vibration and deformation by adjusting to secure your workpiece

16 products

Index Plungers

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

6 products

Fixture Squares

Build different fixtures on multiple sides of the same block

31 products

Part Presentation Plates

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

5 products

Setup Blocks

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

31 products

Fixture Kits

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

48 products

Part Presentation Stands

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

5 products

Support Blocks

Support setup clamps for quick height adjustments

3 products

Parallels

Raise workpieces above your vise to create clearance for cutting tools

36 products

Alignment Locks

Precisely align your mold halves

25 products

Gibs

Hold components in place and create a surface for them to slide along in molds and dies

56 products

Multitools

A variety of tools and blades all in one

1 product

Gasket Cutters

Create circular gaskets from pliable material and soft metal

6 products

3D Printer Probes

Map the ups and downs of print surfaces so printers extrude at the proper height

1 product

Measuring and Inspecting

Wristwatches

Display the time, date, and smart functions on your wrist and keep your hands free

1 product

Threaded Hole Location Gauges

Pinpoint the true center of threaded holes to precisely align and measure parts

70 products

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

128 products

Machine Tool Indicator Contact Points

Replace the contact point on your machine tool indicator

3 products

Squares

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

123 products

Caliper Tips

Install on your caliper to measure hard-to-reach areas or center-to-center distances

2 products

Calipers

Take inside, outside, and depth measurements with more precision than a ruler

208 products

Protractors

Set bevels and measure angles with everything from pocket-size to long-arm protractors

36 products

Gauge Blocks

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

738 products

Angle Indicators

Align pipe and other equipment by measuring angle, level, or tilt

24 products

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

3 products

Calibration Squares

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

2 products

Machine Tool Indicators

Find the exact edge of a workpiece without math or guesswork to quickly align your machining setup

6 products

Height Gauges

Measure an object's height and mark workpieces for machining

3 products

Combination Square Heads

Attach combination square blades to form a combination square

28 products

Coordinate Measurement Machine Probes

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

24 products

Squareness Gauges

Check frames and machined parts to see if they are leaning or uneven

3 products

Height Gauge Calibrators

Ensure height gauges are accurate

3 products

Combination Square Blades

Connect to a combination square head to create a combination square

18 products

Transfer Punches

Mark the center of an existing hole onto a separate workpiece

198 products

Edge Finders

Locate edges, shoulders, center points, and lines on workpieces in milling machines

17 products

Center Finders

Line up your drill with the center of round bars and pipe

1 product

Layout Compasses

Draw circles and transfer distance measurements

1 product

Straightedges

Draw straight lines and check the straightness of surfaces

44 products

Center Punch/Angle Indicators

Find the center of pipe and other parts and determine setup angles on milling machines and grinders

3 products

Straightedge/Protractors

Draw straight lines and measure angle, slope, and rise with one tool

2 products

Center Punches

Mark center holes in metal and other material

6 products

Angle Transfers

Duplicate any angle in construction and other applications

2 products

Rivet Hole Locators

Mark even spacing for rivets and other fasteners before you drill

1 product

Alignment Pins

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

148 products

Levels

Ensure surfaces are completely horizontal or vertical

26 products

Shaft Alignment Kits

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

9 products

Pipe Flange Aligners

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

21 products

Level Mounts

Strap to nonmagnetic surfaces to attach a magnetic level

2 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

Circuit Breaker Identifiers

Determine which circuit breaker is connected to an electrical receptacle

4 products

Data Cable Identifiers

Trace unshielded data and telephone cables to their source

1 product

Current Detectors

Check for AC current and voltage without making direct contact with wire

1 product

Circuit Tracers

Locate cables behind walls, check for continuity, and identify circuit breakers

2 products

GPS Navigators

Navigate on foot with real-time GPS data

1 product

Monoculars

Magnify still objects from far away to view features you couldn't see with the naked eye

2 products

Stud Finders

Pinpoint the location of metal or wood studs in drywall, plywood, and other materials

4 products

Optical Comparators

Magnify your part to check for dimensional accuracy and surface defects

4 products

Thermal Cameras

Detect hot spots, leaks, moisture problems, and construction defects invisible to the eye

6 products

Inertial Measurement Units

Mount to robot arms, cranes, and vehicles to accurately track their movements

1 product

Gas Leak Detectors

Find gas leaks in pipes, tubes, fittings, tanks, cylinders, and valves

23 products

Material Handling

Railway Track Aligners

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

1 product

Robot Tool Changer Calibration Styli

Calibrate robot arm movement for precision in tasks such as attaching fasteners

1 product

Robot Workstations

Create a portable working home for your robot arm

4 products

Communication

Equipment Markers

Mark electrical boxes, fire hydrants, or parking curbs at risk of being hit by vehicles

6 products

Containers, Storage, and Furniture

Tote Boxes

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

4 products