Best Seller | ZORO SELECT 3521-14.00K Free-Running Helical Insert Repair Kit, M14-1.50 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,... ... more ZORO SELECT 3521-14.00K Free-Running Helical Insert Repair Kit, M14-1.50 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,... | | $56.29 go to store |