Size - 1/4", 3/16" Diameter Grade G5 Precision Balls(25pcs each size in total 50pcs)
Material - Made of Si3N4 Silicon Nitride, features with polishing smooth surface, great wear-resistant and high hardness
Features - Wide range of applications(maintain industrial equipment or use for family DIY projects); Cost-effective(can repair existing products)
Applications - Maintain product that uses ceramic balls, such as ball bearings, turntable, drawer slides, casters, and door locks; DIY projects like a keychain, adding weight for your projects, etc.
Notice - Confirm the Ball Diameter before ordering.
Package Contents:
25 x 1/4" Precision Balls
25 x 3/16" Precision Balls
Descriptions:These ceramic bearing balls are great for applications were there will be extreme rotation and a premium performance bearing ball is required to meet the demands.
Lighter and stronger than tungsten carbide, these silicon nitride balls are diamond polished, will not shatter or melt in the extreme conditions.
Higher hardness than chrome steel balls.
Specially useful for casters, drawer slides, door locks and many other applications.