We are a professional manufacturer and supplier of thread ring gauges and thread plug gauges, including GO / NOGO , RH/LH( right hand and left hand). We have rich ranges of thread gauges, which include UN (UN,UNR,UNC,UNF,UNS,UNEF), Metric, ACME, STUB-ACME,BSPP (G), BSPT(R), NPT,NPTF, Trapezoidal , MJ, UNJ,UNJC,UNJF,UNJEF,UNJS and whitworth etc.We not only have thread gauges, but also have plain gauges.
• Metric thread gauges from M1-M200 in stock,6H/6g, special tolerance requirements available.
• ACME thread gauges from 1/4″-5″ include ACME, Stub ACME , tolerance: 2G, 3G, 4G.
• NPT thread gauges from 1/16″-6″ in stock
• Trapezoidal thread gauges from Tr14-Tr140, plug gauges tolerance: 7H、8H、9H, ring gauges tolerance: 7h、7e、8e、8c、9c
All our gauges were fully and strictly checked, 100% quality assurance. Our gauges were confirmed quality
by many metrology labs in UK and USA etc.
Nowadays, our gauges and taps are popular in America, Europe etc, we have thousands of items in stock, can send the same day
by express, our price is very competitive with quality assurance , please come to talk with us!