200pcs 3.5mm Precision Solid Copper Bearing Balls for Bearings Valves Decoration

Copper balls bring wonderful resistance to water corrosion, and have a substantially lower cost than other corrosion resistant balls. Copper balls also have corrosion resistance, and solid copper round precision balls have non-reactive properties. Copper balls are frequently used in many types of valve purposes that demand small sized balls. Very useful for casters, drawer sliders, door locks and many other applications.

• Size: 3.5mm solid copper round precision balls.
• MATERIAL - Copper is known for its excellent corrosion resistance, non-reactive properties and electrical conductivity.
• Feature:Their unique combination of strength, durability and non-reactive properties makes them suitable for many different applications.
• UTILITY - Commonly used in precision instrument making, bearings, valves and DIY projects, home decoration.
• Note: Please check the diameter of the copper balls you need before ordering.