Metric Inserts | McMaster-Carr

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System of Measurement

Thread Size

Material

Grade 2 Titanium

Stainless Steel

Installed Length

0.25" to 0.499"

10 mm to 19.9 mm

20 mm to 24.9 mm

25 mm or greater

For Use In

Threaded Insert Type

Thread Pitch

Thread Insert Style

Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

End Type

Drill Bit Size

Body Length

Thread Fit

Metric Class 4H

Metric Class 4H5H

Metric Class 4H6H

Metric Class 5H

Metric Class 6g

Metric Class 6G

Metric Class 6H

Unified Standard Class 2B

Thread Direction

Thread Spacing

Flange Diameter

For Tap Thread Size

REACH

Nut Type

RoHS

Compliant with Exemptions

Tensile Strength

Less than 20,000 psi

20,000 psi to 39,999 psi

40,000 psi to 49,999 psi

50,000 psi to 99,999 psi

100,000 psi or greater

For Use On

Stainless Steel

DFARS Specialty Metals

For Tap Type

Export Control Classification Number (ECCN)

For Material Thickness

0.000 mm to 5.000 mm

0.400 mm to 2.800 mm

0.400 mm to 4.000 mm

0.400 mm to 4.900 mm

0.400 mm to 11.100 mm

0.500 mm to 1.500 mm

0.500 mm to 2.000 mm

0.500 mm to 2.500 mm

0.500 mm to 3.000 mm

0.500 mm to 3.300 mm

0.500 mm to 4.500 mm

0.500 mm to 7.100 mm

0.700 mm to 3.000 mm

0.700 mm to 3.300 mm

0.700 mm to 3.800 mm

0.700 mm to 4.200 mm

0.800 mm to 4.000 mm

How can we improve?

2,820 Products

Fastening and Joining

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Press-Fit Nuts

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

Rivet Nuts

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

Screw-Mount Nuts

Screw-Mount Nuts

Mount with screws, rivets, and nails to add threads to a surface

Weld Nuts

Weld to metal surfaces to add permanent threads

Adhesive-Mount Nuts

Adhesive-Mount Nuts

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

Snap-In Nuts

Push into square holes in thin materials to add bolts for aligning off-center parts

Studs

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

Socket Nuts

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

Single-End Studs

Single-End Studs

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

Binding Barrels

Binding Barrels

Create custom low-profile fasteners with binding barrel posts, caps, and screws

Threaded Insert Installation Tools

Threaded Insert Installation Tools

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

Fabricating and Machining

Taps

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

Lathe Tool Inserts

Lathe Tool Inserts

Pair with lathes to add cuts and grooves to workpieces

Fixture Clamps

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

Building and Machinery Hardware

Protective Plugs

Protective Plugs

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

Vibration-Damping Mounts

Vibration-Damping Mounts

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

Leveling Mounts

Leveling Mounts

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

Leveling Mount Inserts

Leveling Mount Inserts

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

Protective Feet

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)