Pratt & Whitney, founded in 1860, is the global leader in providing high quality, high accuracy, measuring instruments. With over 11,000 gaging systems installed worldwide, these high precision instruments have been providing reliable measurements in aerospace, automotive, aviation, machine tool, military/defense – Army, Navy, Air Force, Marines, power generation, medical, telecommunications, and calibration service companies. Pratt & Whitney’s headquarters are located in Bloomfield, CT, an area where manufacturing began and where Francis Pratt and Amos Whitney were pioneers in the industry. For over 150 years, Pratt Whitney has been known as "The Standard of Accuracy" and is proud to manufacture its dimensional metrology products within the United States. Pratt & Whitney product lines include: gage calibration instruments, comparators, height gages, checking instruments, thickness measuring instruments, laser measuring machines, laser micrometers, as well as master and setting gages. Specialty applications such as gears, bearings, shafts, balls, optics, films, API threads, tapers, rings, blocks, or your precision components can also be measured on Pratt & Whitney instruments. Pratt & Whitney services include: field services, metrology training, calibrations, repairs, and retrofits all with N.I.S.T. traceability. Trade names include: External Supermicrometer®, LabMaster Universal®, LabMaster Standard®, Laseruler®, Universal Supermicrometer®, Labmicrometer®, Laser & Digital Measuring Machines® and GageCal® software. Abbreviated trade names include: Supermic, Super micrometer, Supermike, Super Mike, Laser Supermike, and Measuring Machine.