" STR " 13-A STARRETT

STR 13-A

4" GRADUATED BLADE SQUARES

• Perfect small-size tools for checking or setting 90 degree angles
• 4" double square, accurate and adjustable
• Measuring tools have working surfaces ground to a demanding +/- .00001"
• All rules are marked with 1/64", 1/32", 1/16", and 1/8" graduations