Thread Repair Kit Insert Types Included Helical Inserts Compatible Material Metal Drill Bit Sizes Included 11/64 in Finish Plain Helical Insert Type Free-Running Insert Length 5/32 in 1/4 in 21/64 in Insert Material Stainless Steel Material Grade/Class 18-8 Maximum Hole Diameter Not Applicable Number of Inserts 36 Number of Pieces 40 Number of Sizes 3 System of Measurement Inch Tang Style Tanged Tap Sizes Included #8-32 Thread Direction Right Hand Thread Size #8-32