the.com/vise grip

A wrench that commits, locks on, and never once asks if you're okay.

means A locking plier-wrench that clamps onto something with an adjustable screw and stays shut on its own, freeing your hands instead of needing constant squeezing.

from 'Vise Grip' began as a brand name — a locking plier tool patented by a blacksmith in the early 20th century who wanted pliers that could hold like a bench vise without being bolted to anything. The trademark became so dominant it did what 'Kleenex' and 'Thermos' did: it slid into everyday speech as the generic word for any locking plier, vise-grip style, regardless of who actually made it.

actual name
Vise-Grip, trademarked by Petersen in 1924
mechanism
over-center toggle lock, no hand strength needed to hold
reputation
becomes a permanent replacement for whatever it clamped
metaphor use
now means any grip you cannot escape
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