- BLADE-LOCK for fast adjustment and secure hold
- Precision machined working surfaces
- DUAL-PITCH Vial for checking 1 and 2 Open Market slope
- Rational head dimensions
- Cast zinc head
- Stainless steel blade
- Scriber
The Empire 300 mm True Blue combination square (E250M) has precision-machined working surfaces and a head with rational dimensions for a quick check of common measurements. The DUAL-PITCH True Blue vial allows easy checks for level. one-. and two-Open Market slope. The 300 mm etched stainless steel blade will not fade over time and has high-visibility markings. The Combo square also has Onboard storage for a hardened scriber.


