drifter(redirected from Drifter (disambiguation))
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1. a boat used for drift-net fishing
2. Nautical a large jib of thin material used in light breezes
A rock drill, similar to but usually larger than a jack hammer, mounted for drilling holes up to 4½ inches (11.4 centimeters) in diameter.
A person who excavates mine drifts.
An air-driven rock drill used for excavating mine drifts and crosscuts.
A type of pneumatic, percussive rock drill.