50pcs Si3N4 4mm Ceramic Silicon Nitride Bearing Balls G5 | Обустройство дома

50pcs Si3N4 4mm Ceramic Silicon Nitride Bearing Balls G5 | Обустройство дома

Condition: Brand New

Diameter: 4mm 
Grade: G5
Material: Si3N4 Silicon Nitride

Quantity: 50pcs

We provide 0.5mm to 12mm all different sizes(metric,inch) of Ceramic balls,Please contact me for purchase.

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