drill hole
Bit-made cavity
A drill hole is a hole made by a drill—a cylindrical cavity bored into material such as rock, metal, or wood.
In mining and geology, drill holes are created to extract core samples or test for mineral deposits: The company sank exploratory drill holes across the property.
In construction, drill holes receive anchors, bolts, or wiring.
- boreTiresome individual or drill
- punctureHole from penetration
- perforationHole punched through something
- augerSpiral hole-maker
- bitSmall amount or portion
cavity · shaft · tunnel · burrow · pierce · excavate · spiral · metal · sawdust · chuck · torque · pilot · countersink · tap · reaming · depth · diameter · precision
- PCB designvia, trace, pad, layer, silkscreen
- circuit boardsPCB, motherboard, via, trace, circuit
- fossilsdinosaur bones, ammonite, amber, ammonites, fossils
- shaftsshaft, mine shaft, mineshaft, elevator shaft, lift shaft
- survey markerssurvey marker, boundary marker, boundary stone, corner post, rebar