Hex Drive Threaded Insert, System of Measurement Metric, Insert Diameter 7.391 mm, Overall Length 10 mm, Internal Thread Size M4-0.70, Thread Direction Right Hand, Thread Type Coarse, Material Zinc Alloy, Material Grade/Class Zamak 3, Finish Plain, Drive Size M4, Drill Bit Size 15/64 in, Compatible Material Wood, Minimum Material Thickness 8 15/16 mm, Maximum Hole Diameter 5.944 mm, Flange Style Flush, Compatible with Manufacturer Model Number 8500, Features Broad External Thread