Thread Repair Kit Insert Types Included Helical Inserts Compatible Material Metal Drill Bit Sizes Included 14.4 mm Finish Plain Helical Insert Type Free-Running Insert Length 21 mm Insert Material Stainless Steel Material Grade/Class 18-8 Maximum Hole Diameter 12.376 mm Number of Inserts 10 Number of Pieces 12 Number of Sizes 1 System of Measurement Metric Tang Style Tanged Tap Sizes Included M14-1.50 Thread Direction Right Hand Thread Size M14-1.50 Thread Type Fine