Specifications:
Size: 1/4", 3/16"
Precision: G5
Material: Silicon Nitride (Si3N4)
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.