Double End Thread Plug Gauge 5 By 16 By 18 UNC 2B GO And NOGO Unified Thread Gauge 1 Pc Built From Tool Steel HRC 62 64 For High Wear Resistance And Precision Right Hand GO And NOGO Style For Precise Measurement In Metalworking And Machining Applications

Precision 5/16-18 UNC Double End Thread Gauge GO/NOGO
✔️ 5/16-18 UNC, 2B GO/NOGO, 1 pc tool steel HRC 62-64, boxed

This single gauge is built to inspect internal threads in metal parts. Used in machining, threading, and quality control workflows, it helps confirm GO and NOGO conditions with high accuracy.

✅ Thread size 5/16-18 UNC with 2B GO and NOGO checks
✅ Right-hand GO and NOGO style for precise measurement
✅ Made from tool steel HRC 62-64 for high wear resistance
✅ 1 piece in protective box for easy storage
✅ Ideal for metalworking and machining quality control tasks

💡 What is a plug gauge used for in metalworking and quality control?

This handy gauge helps verify internal threads quickly in production and inspection. - Verifies GO thread size and NOGO tolerance for accuracy
- Useful for quick in-process checks during threading operations
- Built from tool steel with high wear resistance for long life