Self Locking Thread Insert Compatible Material Metal Compatible Tap Size 9/16 In.-12 Drill Bit Size 33/64 in External Thread Fit 2A External Thread Size 9/16 In.-12 Finish Black Phosphate Insert Diameter 9/16 in Internal Thread Fit 2B Internal Thread Size 7/16 In.-20 Material Steel Material Grade/Class 12L14 Maximum Hole Diameter 0.516 in Minimum Installation Depth 5/8 in Overall Length 9/16 in System of Measurement Inch Thread Direction Right Hand