Helical Insert Helical Insert Type Screw-Locking 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 Dry Film Lubricant Tang Style Tanged Compatible Material Metal Compatible Tap Size M3-0.50 Drill Bit Size #37 Maximum Hole Diameter 2.6416 mm Tensile Strength 200 000 to 250 000 psi Outside Diameter 3.7084 mm Manufacturer Location Made in USA