ferruling
/ˈfɛrəlɪŋ/
noun
- A metal ring or cap placed at the end of a stick, tube, or tool to strengthen it or prevent splitting.
- He replaced the broken ferruling on his umbrella with a new metal one.
- The ferruling on the handle of the hammer kept the wood from cracking.
- The walking stick had a brass ferruling at the bottom to protect it from wear.