While "vise grips" is a widely used colloquial term, it's technically a brand name. The term "locking pliers" refers to the type of tool, which is characterized by its ability to lock onto objects with a strong grip.
While "vise grips" is a widely used colloquial term, it's technically a brand name. The term "locking pliers" refers to the type of tool, which is characterized by its ability to lock onto objects with a strong grip.