Metric bolt sizes of required magnitude and at adequate measure for all field connectors of metal to metal which are to be permanently bolted. Unless high-strength bolts or other particular cases of bolts and washers are determined, general bolts are provided. The additional 2% of each metric bolt size chart (diameter and length) is provided. Rivets of required magnitude and in adequate measure for all field links of metal to metal which are to be riveted field links. The additional 10% of each rivet size is provided. Shims presented as essential for make-up of lasting links of metal to metal. Back-up cakes or run-off pills that may be needed for ground welding.