Thread Check, Inc. offers library sets of the three wire thread measuring system for fast and accurate thread measurement on a variety of measuring instruments. The library sets conveniently allow you to select the right T.P.I and pitch size for your thread measuring application. Thread Check's specially designed holders and wires make thread measurement fast and accurate. Our thread measuring holders are available without wires for companies that have their own certified thread measuring wires. Thread measuring wires can be easily installed into the holders. Thread Check Inc. can install your existing wires into new holders free of charge. Standard holder library sets are available in full and partial library sets in inch and metric sizes that includes 5 to 80 tpi, 6-36 tpi**, .20mm - .40mm, .30mm – 3.50mm and a 5 – 20 tpi Acme set. Custom three wire thread measuring library sets are priced on request. All library sets are supplied in wooden cases for convenient access.
Thread Check's three wire thread measuring system can be used in a wide range of applications including certifying thread plug gages and set plugs and monitoring and controlling pitch diameter during thread fabrication. Thread Check’s holders are precision made to predetermined thread pitches. Thread measuring holders are available in a wide range of inch, metric, and Acme sizes. Thread Check’s engineering department can design wire holders for multiple start threads, helical gears, worms, and other special thread measurement applications. Custom library sets are priced on request.
** Does not include 7 ½ and 22 TPI sizes