Knife Thread Insert System of Measurement Metric Insert Diameter 8.3312 mm Overall Length 9.525 mm Internal Thread Size M4-0.70 Thread Direction Right Hand Thread Type Coarse Material Brass Material Grade/Class C3604 Finish Plain Drive Type Slotted Drill Bit Size 17/64 in Compatible Material Wood Minimum Material Thickness 19 3/64 mm Maximum Hole Diameter 6.7564 mm Manufacturer Location Globally Sourced Compatible with Grainger Part Number 4ZE52