Jig Pins | McMaster-Carr

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5,585 Products

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

156 products

Slotted Bushings

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

10 products

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

Spring Stops

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

22 products

Index Plungers

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

6 products

Alignment Locks

Precisely align your mold halves

10 products

Grinding Bits

Pair with grinders for light material removal and precision grinding

114 products

Measuring and Inspecting

Alignment Pins

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

148 products

Pipe Flange Aligners

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

3 products

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

125 products

Fastening and Joining

Dowel Pins

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

3,244 products

Spring Plungers

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

1,403 products

Spring Plunger Catches

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

16 products

Spring Plunger Mounts

Secure ball-nose and long-nose spring plungers to fixture surfaces

14 products

Shoulder Screws

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

55 products

Spring Plunger Drivers

Install spring plungers from the nose end without depressing the nose

10 products