Helical Insert, Helical Insert Type Free-Running, System of Measurement Metric, Overall Length 4 mm, Thread Size M4-0.70, Thread Direction Right Hand, Thread Type Coarse, Material Stainless Steel, Material Grade/Class 18-8, Finish Plain, Tang Style Tanged, Compatible Material Metal, Compatible Tap Size M4-0.70, Drill Bit Size 4.20 mm, Maximum Hole Diameter 3.2512 mm, Tensile Strength 200,000 psi, Outside Diameter 5.588 mm, Manufacturer Location Globally Sourced, Rockwell Hardness C43-C50.