- Hardened Tool Steel
- Standard Taperlock Style
- Unified Thread Series ( UN, UNC, UNF, UNEF)
- Standard (ANSI B1.2) 'X' Tolerance,
- Class 2B or 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.
