Thread Repair Kit Insert Types Included Helical Inserts Compatible Material Metal Drill Bit Sizes Included 15 mm Finish Plain Helical Insert Type Free-Running Insert Length 27/32 in Insert Material Stainless Steel Material Grade/Class 18-8 Maximum Hole Diameter 0.4723 in Number of Inserts 10 Number of Pieces 12 Number of Sizes 1 System of Measurement Inch Tang Style Tanged Tap Sizes Included 9/16 In.-12 Thread Direction Right Hand Thread Size 9/16 In.-12 Thread Type Coarse