Thread Repair Kit, Insert Types Included Helical Inserts, Compatible Material Metal, Drill Bit Sizes Included 23 mm, Finish Plain, Helical Insert Type Free-Running, Insert Length 1 5/16 in, Insert Material Stainless Steel, Material Grade/Class 18-8, Maximum Hole Diameter 0.7547 in, Number of Inserts 5, Number of Pieces 7, Number of Sizes 1, System of Measurement Inch, Tang Style Tanged, Tap Sizes Included 7/8 In. -9, Thread Direction Right Hand, Thread Size 7/8 In. -9, Thread Type Coarse. This item has been restricted from sale in the following state (s): []