This rule is made of engraved. hardened. premium-quality steel finished with an easy-to-read satin chrome surface. This is the tool professionals rely on for accuracy. This combination square features a machine divided. tempered steel rule. A hardened scriber and spirit level are included in the 12 model. It is marked with 4R graduations which comprise. 1/64. 1/32. 1/16. and 1/8 inch graduations. Cast Iron Heads with black wrinkle finish. Starrett tools feature unerring American-made precision and durability. Their century-old dedication to producing only the highest quality tools has earned them the well-deserved title of the world's greatest toolmakers. Measuring tools have working surfaces ground to a demanding +/- .00001.
- Precision-ground head with 90 and 45 degree faces
- 12 combination square with hardened scriber and spirit level
- Measuring tools have working surfaces ground to a demanding +/- .00001
- Easy-to-read satin chrome surface
- Marked with 1/64. 1/32. 1/16. and 1/8 graduations
- Available accessories include a 24 rule #06R18. center head #06L11 and protractor head #06R16
