Definition of box wrench in English:

box wrench

Syllabification: box wrench

noun

A cylindrical wrench with a hexagonal end fitting over the head of a nut, used especially when the nut is difficult to reach. Also called box-end wrench.
More example sentences
  • You'll need a screwdriver, a small box wrench or crescent wrench, or if you have a 1/4 ‘drive socket set that's even better.’
  • You can adjust the rear travel with a 5mm hex wrench and a 10 mm box wrench, but you'll want to adjust the shock's air pressure, too.
  • I'd probably go with a box wrench there… more knuckle room.

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