Thread Repair Kit Insert Types Included Helical Inserts Compatible Material Metal Drill Bit Sizes Included 37/64 in Finish Plain Helical Insert Type Free-Running Insert Length 27/32 in Insert Material Stainless Steel Material Grade/Class 18-8 Maximum Hole Diameter Not Applicable Number of Inserts 6 Number of Pieces 10 Number of Sizes 3 System of Measurement Inch Tang Style Tanged Tap Sizes Included 9/16 In.-18 Thread Direction Right Hand Thread Size 9/16 In.-18 Thread Type Fine