- Unified Thread "J" Series ( , UNJC, UNJF, UNJEF)
- Standard Taperlock style
- Choice of Steel, Hard Chrome
- Standard (ANSI B1.1-2019) 'X' Tolerance,
- Class 3B
- Conform to ANSI / ASME Screw Thread Standards for Class X gages in every respect.
- 100% Made in the USA
- If item requires a Long Form Cert, then Items will be shipped from Factory in California.