Helical Insert Helical Insert Type Screw-Locking System of Measurement Inch Overall Length 5/16 in Thread Size 5/16 In.-18 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 5/16 In.-18 Drill Bit Size Q Maximum Hole Diameter Not Applicable Tensile Strength 200 000 to 250 000 psi Outside Diameter 0.39 in Manufacturer Location Made in USA