The definition of sibilance is when something has an s or sh sound. An example of sibilance is the hissing of a snake.
A wrench (or spanner outside of North America) is a tool used to provide grip and mechanical advantage in applying torque to turn objectsâusually rotary fasteners, such as nuts and boltsâor keep them from turning. In Commonwealth English (excluding Canada), spanner is the standard term.
The Klein Tools model # 68005 Can Wrench is designed for opening telephone box fasteners and tightening nuts on binding-post terminals. It features two thin-walled 1-1/4 in. deep sockets (7/16 in. and 3/8 in.) It has not been tested for opening pay phones.