Starrett 13D Inch Reading Double Square Blade MADE IN USA Fly cutters May have small imperfections in

May have small imperfections in the finish as these were made to be used originally not as a display piece

certification sheet

washer grooves

9688 in Drill - Decimal Inch

Box is not included and is show for reference only

Starrett 13D Inch Reading Double Square Blade MADE IN USA Fly cutters May have small imperfections inStarrett 13 squares are very popular with machinists, toolmakers, and patternmakers. The sliding blades are adjustable making it practical for a wide variety of uses. The faces of the head are ground square. Drill Grinding Blade only (for 6" 150 mm Squares) square. FEATURES Drill Grinding Blade Only (for 6" 150mm 13 Squares) Beveled to 59 Deg for drill grinding on one end and 41 Deg (the cutting angle of countersinks for machine screws) at the other