What will specify the drill bit, drill guide, and drill motor to use for enlarging holes in an assembly?

The correct answer is work instructions. These documents provide specific, detailed guidance on how to perform tasks and operations related to a particular assembly process, including the selection of tools and equipment. In this context, work instructions would outline the precise type of drill bit, the appropriate drill guide, and suitable drill motor needed to effectively and safely enlarge holes in the assembly.

Work instructions are typically designed to ensure that assembly mechanics follow standardized procedures that promote consistency, quality, and safety. They can include information on tool sizes, specifications, and the rationale behind selecting particular tools for specific tasks. This is critical as using the wrong tool can jeopardize the integrity of the assembly or lead to operational inefficiencies.

While assembly manuals provide broader general instructions for the assembly as a whole, and engineering specifications detail the design requirements of components, they do not necessarily provide the step-by-step guidance or the tool-specific details that work instructions do. Safety guidelines focus on safe working practices rather than specifying the tools or methods required for particular tasks.