Pneumatic Piston Pump is driven by compressed air. It can be used in extracting or inputting lubricant from barrel. The part which connects with liquid is made of Aluminum, other Seal part of the tool is made of NBR. This tool does not apply to the liquid which can dissolve these two materials.

气动活塞泵由压缩空气驱动。可用于从筒体中提取或输入润滑油。与液体相连接的部分是铝，其他密封部分是丁腈橡胶。本工具不适用于能溶解这两种物质的液体。