knurl
/nɜrl/
noun
- A small, raised knob or ridge on a surface, often used to provide grip or decoration.
- She ran her finger over the knurl on the edge of the coin.
- The metal knob was covered in tiny knurls for a better grip.
- The handle of the tool had a knurl that made it easier to hold.
verb
- To make a pattern of small raised knobs or ridges on a surface, usually for grip or decoration.
- They used a special tool to knurl the surface of the brass rod.
- You can knurl the edge of the ring to give it a textured look.
- The machinist will knurl the metal handle to prevent slipping.