The Platinum Tools 17054C Coax BNC/TNC 3pc. RG58/59/62AU Die Set is made for coax BNC/TNC 3 Piece RG58/59/62AU . Platinum Tools, founded in 1997, was created based upon two very simple objectives. First, develop and source the absolute best possible solutions for the preparation, installation and hand termination of wire and cable. Second, implement an operational infrastructure that can deliver these products in an efficient, timely and high quality manner. All Platinum products absolutely must satisfy three critical benchmark criteria, utility of function, quality of function, and economic value.