5b Measuring Tools Plug and Ring Gauge

5b Measuring Tools Plug and Ring Gauge. API 5B Compliance: Conforms to API 5B standard for checking internal and external threads on casing and tubing. Wide Size Range: Covers CSG, LCSG, LP, BCSG, TBG, and UPTBG sizes from 1/8 inch to 20 inches. Customizable Structure: Structure and material are fully customizable to meet specific client requirements. ISO 9001 Certified: Production and processing strictly follow ISO 9001:2008 and API standards. Third-Party Inspection: Welcomes third-party inspections from BV, SGS, and TUV for quality assurance. Experienced QC Team: Dedicated QC staff perform strict inspection and testing on every order before shipping. Global Export Experience: Successfully exported to Europe, America, Middle East, Africa, and Southeast Asia for 14 years. Flexible Payment Terms: Accepts T/T (Telegraphic Transfer) or L/C at sight for payment.