Borer and Countersink

Borer noun - A drill for penetrating rock.

Countersink and borer are semantically related in tool for boring topic. In some cases you can use "Countersink" instead a noun "Borer".

Nearby Word: bore

Countersink noun - A hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface.

Borer and countersink are semantically related in tool for boring topic. You can use "Borer" instead a noun "Countersink".

Nearby Word: countersinking