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Box-end wrench
01
chave de boca fechada, chave de caixa
a hand tool with a closed-looped, box-shaped end that fits snugly around the flats of nuts and bolts, providing a secure grip and allowing for the application of torque during tightening or loosening tasks
Exemplos
Using the box-end wrench, they were able to easily remove the rusted bolt from the door hinge.
Usando a chave de boca fechada, eles conseguiram remover facilmente o parafuso enferrujado da dobradiça da porta.
