Assembly tools for screws and nuts. Drive ends for hand and machine-operated screwdriver bits and connecting parts. Dimensions, torque testing not-eligible - Openings

- Openings

designed to switch the starting winding of a motor

Method of test to determine the physical properties of green roof substrates: oven dry bulk density

BS EN 12697-32-2019 supersedes EN 12697-32:2003+A1:2007

Generic cabling systems

Assembly tools for screws and nuts. Drive ends for hand and machine-operated screwdriver bits and connecting parts. Dimensions, torque testing not-eligible - Openings1 Scope This International Standard specifies the dimensions and torque testing of drive ends for hand and machine operated screwdriver bits as well as to driving spindles of screw driving machines. It ensures the interchangeability of tool bits and tool holders. This International Standard defines only the distinctive features of individual drive ends. Details of design, e. g. of fixing devices, are left to the user of this International Standard.