Thread Repair Kit Insert Types Included Helical Inserts Compatible Material Metal Drill Bit Sizes Included 1 9/32 in Finish Plain Helical Insert Type Free-Running Insert Length 1 7/8 in Insert Material Stainless Steel Material Grade/Class 18-8 Maximum Hole Diameter Not Applicable Number of Inserts 4 Number of Pieces 8 Number of Sizes 3 System of Measurement Inch Tang Style Tanged Tap Sizes Included 1 1/4 In.-7 Thread Direction Right Hand Thread Size 1 1/4 In.-7