5/16-18 Helicoil Thread Repair Kit, Thread Repair Tool with HSS Drill Bit & Thread Inserts, SAE Thread Repair Installation Kit for Rethreading Internal Threads with Carry Case. This complete set includes 10 high-grade thread inserts, an installation tool, a break-off tool, a precision screw tap, a durable drill bit, and a hex wrench—providing all essentials for durable, professional thread repairs in automotive, machinery, and industrial maintenance.
