4mm Balls | McMaster-Carr

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DFARS Specialty Metals

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Raw Materials

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments

Steel

Strong, machinable, and weldable but lacks corrosion resistance

Plastic

A lightweight alternative to metal and glass

Tungsten

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

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

Fabricating and Machining

Tumbling Media

Use in tumblers to polish, finish, deburr, clean, or round the edges of metal parts

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