M12 Inserts | McMaster-Carr

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Thread Pitch

Threaded Insert Type

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For Tap Thread Pitch

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For Use In

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Drill Bit Size

Key-Locking Insert Wall Type

Extra Thick

Thick

Thin

Number of Locking Keys

Helical Insert Type

Thread Direction

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DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Tensile Strength

20,000 psi to 39,999 psi

50,000 psi to 99,999 psi

100,000 psi or greater

Not Rated

RoHS

Compliant

Compliant with Exemptions

Thread Fit

Unified Standard Class 2B

For Material Thickness

1.600 mm to 5.100 mm

5.100 mm to 8.900 mm

8.900 mm to 12.700 mm

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

EAR99

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388 Products

Fastening and Joining

Threaded Inserts

Create new threads or repair stripped threads

96 products

Press-Fit Nuts

Push into drilled or punched holes to add threads to thin panels

6 products

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

8 products

Weld Nuts

Weld to metal surfaces to add permanent threads

8 products

Adhesive-Mount Nuts

Attach threads to material that’s too thin for a threaded insert

4 products

Quick-Release Pin Receptacles

Secure quick-release pins when you don’t have a through hole

2 products

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

2 products

Single-End Studs

Use the unthreaded end as a pivot point, hinge, shaft, or locator pin

4 products

Threaded Insert Installation Tools

Install helical, key-locking, slotted-drive, and other threaded inserts

36 products

Threaded Insert Removal Tools

Turn counterclockwise to extract helical inserts

Fabricating and Machining

Taps

Cut internal threads for fasteners, pipe, conduit, and more

6 products

T-Slot Nuts

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

15 products

Fixture Kits

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

5 products

Fixture Clamps

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

5 products

Building and Machinery Hardware

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

1 product

Leveling Mount Inserts

Slip onto equipment and furniture to add threaded-stud leveling feet

4 products

Leveling Mounts

Level machines and workbenches on uneven surfaces, reduce vibration, and protect floors

68 products

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

19 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

27 products

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

9 products