Keywords:
Allen wrenches, Design, Dimensions, Equipment safety, Hand tools, Hexagon socket screws, Hexagonal-head fasteners, Inspection, Marking, Materials, Safety, Safety engineering, Safety requirements, Screwdrivers, Screwdrivers and spanners, Screws (bolts), Socket-head fasteners, Tenons, Test value, Testing, Tolerances (measurement), Tools, Width across flats, Wrenches