4mm Rods | McMaster-Carr

Filter by

System of Measurement

Diameter

Length

Material

Shape

Tolerance Rating

Hardness Rating

Mechanical Finish

Thread Size

Heat Treatment

End Type

Appearance

End Shape

Yield Strength

Hardness

Steel Grade

Drill Bit Size

Fabrication

DFARS Specialty Metals

REACH

RoHS

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Specifications Met

How can we improve?

159 Products

Raw Materials

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments

Steel

Strong, machinable, and weldable but lacks corrosion resistance

Aluminum

Lightweight, easy to machine, and corrosion resistant in wet environments

Garolite

A strong, machinable alternative to metal and plastic widely used in circuit boards and gears

Brass

More machinable than copper and bronze for making nuts, hinges, and locks

Glass

Clear and highly heat and chemical resistant; often used in sights, lighting, and lab equipment

Copper

The most conductive of our metals, it excels in all types of electrical applications

Tungsten

Our densest metal resists wear and heat to make end mills, heat shields, electrodes, and more

Fastening and Joining

Dowel Pins

Align parts before assembly or use as a pivot, shaft, or hinge to join moving components

Power Transmission

Shafts

Transmit power, motion, and speed between machine components

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