Free-Running Helical Insert Repair Kit, 1/2"-13, 1/4"-20, 3/8"-16, 5/16"-18, 5/8"-11, 7/16"-14, Stanley Engineered Fastening, Mfr#: 4934

Thread Repair Kit, Insert Types Included Helical Inserts, Compatible Material Metal, Drill Bit Sizes Included 17/32 in, 17/64 in, 21/32 in, 21/64 in, 25/64 in, 29/64 in, Finish Plain, Helical Insert Type Free-Running, Insert Length 3/8 in, 15/32 in, 9/16 in, 21/32 in, 3/4 in, 15/16 in, Insert Material Stainless Steel, Material Grade/Class 18-8, Maximum Hole Diameter Not Applicable, Number of Inserts 6, Number of Pieces 54, Number of Sizes 3, System of Measurement Inch, Tang Style Tanged