* Material: Polyformaldehyde.

* Color: White.

* Package: 100pcs.

* Size:8mm/0.31"(+/-0.05mm).

* About color:

There are slight difference between the picture and the real item caused by light brightness,hope you can understand.

* Description:

-Polyformaldehyde plastic (also called polypropylene) is multi-purpose plastic and has established a position as an engineering plastic.

-Bearing balls are used in applications such as drawer slides, precision bearings, pumps and valves, check valves, flow meters, and measurement instruments that operate in aggressive environments.

-Polyformaldehyde bearing balls are specially useful for low load bearings, special valves, check valves, flotage valves, fluid level indicators, carburetors, flow meters, chemical, laboratory devices.

Quantity: 100-1000Pcs （Optional）