Crimpers and Wire Prep Tools Electrical / Electronic, CATV / Satellite, Voice / Data / Video, Automotive, Wire Rope, IndustrialSargent Tools traces its origin to the William Schollhorn Co., New Haven, Connecticut, USA in 1870. W. A. Bernard sold his patent for combined pliers and cutters to the William Schollhorn Co. in the 1890s. That began a tradition of designing and manufacturing the finest specialty hand tools for tradesmen throughout the world. That tradition continues with Oetiker Tool Corp. and a complete line of tools for electronic, CATV, voice, data, video, automotive aftermarket, wire rope and industrial applications.