STAUFF hydraulic screw-to-connect couplings with poppet valve in different versions and series. All commonly used connection types and nominal sizes. Made of stainless steel. Longstanding experience, extensive range, high level of availability, fast delivery. Established in the market for many years as an original Voswinkel product. This couplings are particularly suitable for Agricultural and Forestry Machinery, Construction Machinery and Industrial Hydraulic.