Thread Repair Kit Insert Types Included Helical Inserts Compatible Material Metal Drill Bit Sizes Included 19.5 mm Finish Plain Helical Insert Type Free-Running Insert Length 1 1/8 in Insert Material Stainless Steel Material Grade/Class 18-8 Maximum Hole Diameter 0.6823 in Number of Inserts 5 Number of Pieces 7 Number of Sizes 1 System of Measurement Inch Tang Style Tanged Tap Sizes Included 3/4 In.-16 Thread Direction Right Hand Thread Size 3/4 In.-16 Thread Type Fine