The most common shapes are called open-ended spanner and ring spanner. The term wrench is generally used for tools that turn non-fastening devices (e.g. tap wrench and pipe wrench), or may be used for a monkey wrench - an adjustable spanner. In North American English, wrench is the standard term.
The definition of first mate is the person on a boat that is second in charge after the captain. An example of first mate is the person who gives orders while the captain is busy. first mate. first mate.
The Sous Chef is the second in charge. He or she is the hands on person; they do all the day to day management of the kitchen, are almost always in the kitchen and spend very little time in the office. They are regularly the most senior Chef in the kitchen and during busy periods often take the role expeditor.