Tangless Helical Insert, Helical Insert Type Free-Running, System of Measurement Inch, Overall Length 11/64 in, Thread Size #4-40, Thread Direction Right Hand, Thread Type Coarse, Material Stainless Steel, Material Grade/Class 18-8, Finish Plain, Tang Style Tangless, Compatible Material Metal, Compatible Tap Size #4-40, Drill Bit Size #31, Maximum Hole Diameter 0.0849 in, Tensile Strength 200,000 psi, Outside Diameter 0.159 in, Manufacturer Location Globally Sourced, Rockwell Hardness C43-C50