Knife Thread Insert, System of Measurement Inch, Insert Diameter 29/64 in, Overall Length 1/2 in, Internal Thread Size #10-32, Thread Direction Right Hand, Thread Type Fine, Material Brass, Material Grade/Class C3604, Finish Plain, Drive Type Slotted, Drill Bit Size 25/64 in, Compatible Material Wood, Minimum Material Thickness 1 in, Maximum Hole Diameter 0.391 in, Manufacturer Location Globally Sourced, Compatible with Grainger Part Number 4ZE53, Compatible with Manufacturer Model Number 500-2. This item has been restricted from sale in the following state (s): []