Thread Gauges - Supplier & Manufacturer

Thread Gauges UK - Mercury Tool & Gauge
Thread gauges & Manufacturer of Screw thread & plug / ring gauges. Manufacturer & stockists of an extensive range of gauges of standard & non-standard forms. Internal and external thread gauges & plug gauges. Also specialise in attribute gauges to British standards or custom design drawings. A complete CAD design service is available.
www.mercury-gauge.com/Plain_Plug_Gauge.htm