

Other precision gages such as optical flats, step gages, and surveillance artifacts are produced under the Van Keuren name. Some of our specialty stock product includes API (American Petroleum Institute) Spec Q1, Spec 5B, Spec 7-2, Spec 11B and other specialty connections such as Hughes H-90, American Open Hole (AOH), PAC, Macaroni Tubing (MT), Mayhew, Wilson Flush Joint (WFJ), XTRA Hole (XH), BECO, FEDP, Hughes External Flush (HEF), Improved Buttress, Sharp-VEE Tubing Upset / Non-Upset, DI-22 and DI-42. Cylindrical plugs, discs and rings are also made to order in our two plants. Standard Metric M, Unified Inch, Helical, ACMI, Buttress, Straight and Tapered Pipe thread gages are usually in-stock and available with a long form certification. If you are looking for non-standard or custom, PMC Lone Star will engineer to your requirements and custom build your thread gages. All of our gages are made of tool steel hardened to Rockwell C 60-62 and are cryogenically frozen to insure their stability. PMC Lone Star maintains the most complete source of Master Gages outside of N.I.S.T. The VanKeuren, GF Gage, Size Control, Mercury and Lone Star brands are still producing fixed and ground limit gaging for both plug & ring thread gages. PMC Lone Star strives to offer our customers the highest possible value when it comes to their gaging requirements. Gage making takes place in both their Ohio and Tennessee production facilities. It is this kind of service that sets us apart from the competition. PMC's motto is address customer awareness and service. Each brand brings a special value in technology, gage maker process and regional brand recognition. PMC now encompasses renown brands including Lone Star, Mercury, VanKeuren, GF Gage and Size Control. The PMC family is a premier leader in manufacturing the quality plug, ring and thread gages. User Guides for Optical Comparators, Vision Systems, and CMMs.Renishaw Fixtures (formerly R&R Fixtures).AESUB Accessories for Scanning and Digitization.Demonstration and Pre-Owned Surface, Contour and Roundness.
