drill core

Noun

Meaning

drill core (plural drill cores)

The long cylinder of material obtained by use of a core drill

Source: en.wiktionary.org

Examples

Drill core at the Bralorne project is drilled in HQ to NQ size ranges (63.5mm and 47.6mm respectively). Source: Internet

Close letter words and terms

drill breaker drill breaker chisel drill chisel drill cuttings drill down drill driver