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20pcs/lot 5/16" Diameter 7.938mm Si3N4 ceramic ball Silicon Nitride bearing balls 7.938 mm G5

USD 22.70

20pcs/lot 5/16" Diameter 7.938mm Si3N4 ceramic ball Silicon Nitride bearing balls 7.938 mm G5

Description

Item: 7.938mm ceramic ball 

Dia: 7.938mm

Material:ceramic Si3N4

Precision :G5

MOQ:20pcs /lot 

Specification

Model Number : 7.938mm Si3N4 ceramic ball

Origin : Mainland China

Brand Name : WINSHAFT

Material : Si3N4

Size : 7.938mm

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