A Premier Leader in Manufacturing the Highest Quality Plug Gages and Ring Gages, Dimensional Metrology Equipment & Instruments.
At PMC Lone Star and PMC Mercury our goal is to provide our customers with the highest quality plug gages & ring gages, service, and on time delivery available in the industry. We strive to continually upgrade our manufacturing capabilities and improve our technical abilities through continuing education of our employees and implementation of the latest technology. Our motto is customer awareness and service. It is this kind of service that sets us apart from the competition.