Triple End Metric Thread Plug and Ring Gauges, American Plug and Ring Gauges, Plain
Plug and Ring Gauges,

  NPT Thread Plug Gauge   NPTF  Thread Plug Gauge

     1/16 -27NPT

     1/8-27NPT

     1/4-18NPT

     3/8-18NPT

     1/2-14NPT

     3/4-14NPT

     1-11.5 NPT

     1 1/4 -11.5NPT

     1 1/2 -11.5NPT

     2-11.5NPT

     2 1/2 -8NPT

     3-8NPT

     --

     6-8NPT

Including of The Metric Plug  and Ring Gauges, American Plug and Ring Gauges, Plain
Plug and Ring Gauges, Petroleum Tubing Gauges, Trapeziform plug and ring Gauges

Plug gauge for the plain limiting hole(Plug Gauge)

 We can make all kinds of types Go & No go Gauge according to  customer's demand.