Helical Insert Helical Insert Type Free-Running System of Measurement Metric Overall Length 3.8 mm Thread Size M2.5-0.45 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 M2.5-0.45 Drill Bit Size 2.55mm Maximum Hole Diameter Not Applicable Tensile Strength 200 000 to 250 000 psi Outside Diameter 3.4544 mm Manufacturer Location Made in USA