Thread Repair Kit Insert Types Included Helical Inserts Compatible Material Metal Drill Bit Sizes Included 3.2 mm Finish Plain Helical Insert Type Free-Running Insert Length 4.5 mm Insert Material Stainless Steel Material Grade/Class 18-8 Maximum Hole Diameter 2.459 mm Number of Inserts 20 Number of Pieces 24 Number of Sizes 1 System of Measurement Metric Tang Style Tanged Tap Sizes Included M3-0.50 Thread Direction Right Hand Thread Size M3-0.50 Thread Type Coarse