Helical Insert Helical Insert Type Free-Running System of Measurement Metric Overall Length 9 mm Thread Size M3-0.50 Thread Direction Right Hand Thread Type Coarse Material Stainless Steel Material Grade/Class Nitronic 60 Finish Plain Tang Style Tanged Compatible Material Metal Compatible Tap Size M3-0.50 Drill Bit Size 3.15mm Maximum Hole Diameter Not Applicable Tensile Strength 200 000 psi Outside Diameter 4.064 mm Manufacturer Location Made in USA Rockwell Hardness C43-C50