API 5B 20" LCSG Casing Thread Gages

Used for checking API internal & external thread.
Conform to: API 5B.
CSG,LCSG,LP,BCSG,TBG,UPTBG

API Thread Gauges:

Used for checking API internal and external threads.

Spec 5B:

CSG 4-1/2 to 20"

LCSG 4-1/2 to 20"

LP 1/8 to 12"

BCSG 4-1/2 to 6"

TBG1.050 to 4-1/2"

UPTBG 1.050 to 4-1/2"