The Shadow ™ in the trade name for the best high definition BNC connector available at any price Shadow™ BNC connectors fit all standard broadcast cables and utilize most standard existing tooling. These connectors are made from precision machined brass. Insulator material is high density TFE to maintain a perfect dielectric constant. Bomar connectors utilize a.042 diameter gold plated contact pin to maintain the best return loss in high definition applications. The Shadow™ is precision machined (not die-cast) from brass. A special black nickel plating is applied for a beautiful finish that is easily identifiable as a high definition connector. Each connector is precision matched to a specific cable type. Uses standard commercial tooling. However, Bomar die sets are available for use with KTH1000 frame. RoHS compliant.