The drill penetrates by rotation — the hole made where hammering would shatter. It names focused penetration: the single point pursued through resistance, and drilling's other sense, the repetition that installs skill.
Positive Resonance
The point penetrated cleanly, repetition installing mastery
Shadow Aspect
Drilling where the pipe runs, holes past their purpose
Nuances
Through the wall: resistance penetrated at a point
Hitting the pipe: penetration finding the hidden line
The drill of practice: repetition installing
The hole that fits: penetration serving the fastener