M3 Reducers | McMaster-Carr

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System of Measurement

Material

Stainless Steel

Hex Length

Threaded Insert Type

Thread Type

Gender

Thread Pitch

Hex Size

Thread Length

Installed Length

10 mm to 19.9 mm

20 mm to 24.9 mm

For Use In

Length

Pitch

Shape

Thread Insert Style

Fitting Type

Reducing Adapter

Drill Bit Size

For Adapting

Thread Fit

Metric Class 4H

Metric Class 4H6H

Metric Class 6g

Metric Class 6G

Metric Class 6H

Unified Standard Class 2A

Unified Standard Class 2B

Export Control Classification Number (ECCN)

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

End Type

For Tap Thread Size

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301 Products

Fastening and Joining

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

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

Socket Nuts

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

Fluid Handling

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

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