What is a bargaining unit made up of workers with a particular craft or skill called?

A bargaining unit made up of workers with a particular craft or skill is referred to as a craft unit. This term specifically denotes a group of employees who share a common trade or profession, which can include specialized skills unique to that trade. Craft units allow for focused negotiations on issues that pertain to the distinct needs and requirements of the skilled workers within that craft, ensuring that their specific expertise and job functions are well-represented and addressed in collective bargaining agreements.

For example, unions representing electricians, plumbers, or machinists would typically form craft units. This structure helps to bolster the bargaining power of workers with similar skills, aiding them in achieving better wages, working conditions, and job security tailored to their specific craft.