Press Insert, Insert Type Knurled Press Insert, System of Measurement Inch, Overall Length 3/8 in, Insert Diameter 17/64 in, Thread Size #10-32, Thread Direction Right Hand, Thread Type Fine, Material Stainless Steel, Material Grade/Class 18-8, Finish Plain, Flange Style Flanged, Body Texture Knurled, Number of Fins Not Applicable, Compatible Material Plastic, Drill Bit Size 1/4 in, Minimum Material Thickness 7/16 in, Maximum Hole Diameter 0.25 in, Manufacturer Location Made in USA.