5" Work Ring & Work Plug Gauge Set (Caliberring 5.800-4, 1-1/4")

Professional API thread inspection gauges used for the verification and calibration of 5" threaded connections in oilfield, OCTG, and machine shop applications. Designed for accurate inspection of thread profiles and compliance with API specifications. Plug and ring gauges are industry-standard tools for quality control and thread certification.

Specifications

• Type: Work Ring Gauge & Work Plug Gauge
• Size: 5"
• Thread Specification: 5.800-4, 1-1/4"
• Application: API thread inspection and calibration
• Material: Hardened tool steel
• Suitable for tubing, casing, line pipe, and premium thread verification
• Calibration certificate available (if applicable)