Definitions for "Helicoil"
Keywords:  thread, coil, stripped, spark, bigger
A metal cylinder threaded on the outside for tightening into and threads on the inside for attaching a screw. To repair either a stripped insert or a drilled hole in a board which was used to attach a binding.
an insert made out of strong steel that use to repair threads
a spiral of hardened metal sort of like a set of threads with neither hole nor bolt
Keywords:  worn, path, tool, something, cut
a tool made to cut a new path in something that's worn out