Performance characteristics: suitable for thin oil and grease lubrication system, the oil discharge volume can be adjusted at will, and each outlet is equipped with a one-way valve to prevent the backflow of the discharged oil agent. Can be used with gap type thin oil lubrication pump, continuous thin oil lubrication pump and manual grease lubrication pump. The continuous thin oil lubrication pump and manual grease lubrication pump are used together. Scope of application: the lubrication point to give oil quantity without accurate requirements of the place.