CSG(LTC/STC)
Plug / Ring
API gauge member
Hardened&ground
API spec 5b and API spec 7-2 working & master gauges
Round casing gauge from 4-1.2" to 20"
Buttress casing gauge from 4-1.2" to 20"
EU gauge from 1.9"-4-1.2"
NU gauge from 1.9"-4-1.2"
Line pipe gauge from 1.2" to 12"
Number connections gauge from NC23 to NC77
Regular rotary gauge from 2-3.8" to 8-5.8"
Internal flush gauge from 2-3.8" to 6-5.8"
Full hole gauge from 2-7.8" to 6-5.8"