Founded in 1975, L.F. O Leary Co. Inc. sells precision measurement products, such as indicators, micrometers, height/thread gages and optical comparators. The company is an ISO/IEC 17025 accredited dimensional metrology laboratory. It also provides mobile on-site electronic/calibration management software. L.F. O Leary Co. Inc. serves various industries, including defense, medical device, aircraft/aerospace and weapon manufacturing screw machine shops. The company is a member of the National Conference of Standard Laboratories. In addition, it supplies products from various manufacturers, such as Brown & Sharpe, Western Gage, Glastonbury Southern Gages, F.V. Fowler, etc.