Steel Threaded Inserts | McMaster-Carr

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For Tap Thread Size

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Cadmium Yellow-Chromate Plated

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Unified Standard Class 1B

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2,230 Products

Fastening and Joining

Threaded Inserts

Create new threads or repair stripped threads

675 products

Rivet Nuts

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

275 products

Screw-Mount Nuts

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

25 products

Press-Fit Nuts

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

149 products

Weld Nuts

Weld to metal surfaces to add permanent threads

473 products

Clip-On Nuts

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

143 products

Adhesive-Mount Nuts

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

47 products

Rivet-Mount Nuts

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

21 products

Snap-In Nuts

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

59 products

Socket Nuts

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

36 products

Anchors

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

48 products

Anchor Installation Tools

Drive with a hammer to expand and secure anchors in place

20 products

Snap-In Nut Tools

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

2 products

Measuring and Inspecting

Plug Gauges

Verify the diameter or threads of machined holes in finished parts; also called pin gauges

32 products

Building and Machinery Hardware

Leveling Mount Inserts

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

12 products