Screw Inserts | McMaster-Carr

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System of Measurement

Thread Size

Threaded Insert Type

Material

Stainless Steel

For Use In

Installed Length

Less than 0.25"

0.25" to 0.499"

10 mm to 19.9 mm

20 mm to 24.9 mm

25 mm or greater

Thread Type

Nut Type

Thread Pitch

End Type

Drill Bit Size

For Tap Thread Size

Thread Insert Style

Helical Insert Style

Thread Direction

Thread Spacing

For Tap Type

For Material Thickness

0.000" to 0.197"

0.010" to 0.075"

0.010" to 0.080"

0.010" to 0.085"

0.01" to 0.165"

0.015" to 0.050"

0.015" to 0.094"

0.015" to 0.156"

0.015" to 0.188"

0.015" to 0.437"

0.015" to 0.643"

0.016" to 0.188"

0.020" to 0.079"

0.020" to 0.080"

Body Length

Finish

Cadmium Yellow-Chromate Plated

Corrosion-Resistant Coated

Dry Film Lubricated

Neoprene Coated

Phosphate Coated

Tin Zinc Plated

Zinc Yellow-Chromate Plated

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Length

REACH

Export Control Classification Number (ECCN)

Thread Fit

Metric Class 4H

Metric Class 4H5H

Metric Class 4H6H

Metric Class 5H

Metric Class 6G

Metric Class 6H

Unified Standard Class 1B

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Unified Standard Class 3B

How can we improve?

6,154 Products

Fastening and Joining

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

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

Snap-In Nuts

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

Press-Fit Nuts

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

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

Clip-On Nuts

Slide onto the edge of thin panels to create a fastening point

Rivet-Mount Nuts

Rivet-Mount Nuts

Add threads in hard-to-reach areas and materials that are too thin to be tapped

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

Socket Nuts

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

Threaded Insert Installation Tools

Threaded Insert Installation Tools

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

Press-Fit Nut Installation Tools

Press-Fit Nut Installation Tools

Everything you need to install press-fit nuts by hand

Threaded Insert Removal Tools

Threaded Insert Removal Tools

Turn counterclockwise to extract helical inserts

Anchor Installation Tools

Anchor Installation Tools

Drive with a hammer to expand and secure anchors in place

Snap-In Nut Tools

Snap-In Nut Tools

Compress the legs of snap-in nuts so they're easy to install and remove

Building and Machinery Hardware

Leveling Mount Inserts

Leveling Mount Inserts

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

Leveling Mounts

Leveling Mounts

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

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