Knife Thread Insert, System of Measurement Inch, Insert Diameter 19/32 in, Overall Length 5/8 in, Internal Thread Size 5/16 In.-18, Thread Direction Right Hand, Thread Type Coarse, Material Brass, Material Grade/Class C3604, Finish Plain, Drive Type Slotted, Drill Bit Size 33/64 in, Compatible Material Wood, Minimum Material Thickness 1 1/4 in, Maximum Hole Diameter 0.516 in, Manufacturer Location Globally Sourced, Compatible with Grainger Part Number 4ZE55