Unified thread gauges are used for measuring the pitch or lead of a screw thread. Characterized by their high precision, these unified thread gauges are extensively demanded in the market. The most commonly used classes of theads are 2A & 3A for external threads and 2B & 3B for internal threads.

We provide these unified thread gauges at reasonable prices and in specifications to the consumer needs. Our thread gauges can be availed in both regular and tailor made solutions to meet the specific requirements of our clients.

The majority of our unified thread gauges are available to buy in a short lead time from our warehouses. Please contact us, to arrange these gauges for you.


Basic Dimensions B.S 1580-1962
Gauging Practice: B.S.919. Part I/1960


Basic Dimensions: ANSI/ ASME B1 .1-1982
Gauging Practice: ANSI/ASME B1.2-1983
Class Of Fit: Plugs :2B (Medium), Rings :2A (Medium)

Note: In absence of instructions on Stds, we manufacture as per American Stds