These General Terms of Sale and Delivery are absolutely binding for any sale or delivery of products, accessories and spare parts by SCHAEFER GmbH located at Sigmaringen, below called âSCHAEFERâ. Contrary or supplementary Terms and Conditions of the buyers do not apply to SCHAEFER. This is also valid if SCHAEFER does not expressly object them or fulfil their contents without any reservation. This document contains all terms of contract. These conditions are also valid for all future transactions with the buyers.