ISO 10104:2018 Assembly tools for screws and nuts. Double-headed box wrenches, deep offset and modified offset. Outside dimensions

Dimensions
Thickness
Length
Threaded fasteners
Torque
Box spanners
Wrenches
Nuts
Screws (bolts)
Production equipment
Assembling
Hand tools

Link: ISO 10104:2018 Assembly tools for screws and nuts. Double-headed box wrenches, deep offset and modified offset. Outside dimensions
Source: BSI Standards