Helical Insert, Free Running, 304 Stainless Steel, Internal Thread Size M6x1, Thread Type MC, Thread Direction Right Hand, Length 9mm, Free Coil Dia. 7.68mm, Tap Sizes M6x1 STI, Aluminum Drill Size 6.25mm, Tensile Strength 200, 000 to 250, 000 PSI, Rockwell Hardness C43-C50, For Metal, Package Quantity 12