Self Locking Thread Insert Compatible Material Metal Compatible Tap Size 3/4 In.-10 Drill Bit Size 21/32 in External Thread Fit 2A External Thread Size 3/4 In.-10 Finish Black Phosphate Insert Diameter 19.1 mm Internal Thread Fit 2B Internal Thread Size M12-1.75 Material Steel Material Grade/Class 12L14 Maximum Hole Diameter 16.6624 mm Minimum Installation Depth 19 3/64 mm Overall Length 17 mm System of Measurement Inch/Metric Thread Direction Right Hand