Further technical data and manufacturer information can be found in the manufacturer's official material:

The manufacturer's product text explicitly mentions use with particularly small screws

blødt højfriktionsmateriale med rillede overflader

3) describes the bit end and its compatibility with the 1/4" E6

Tested: VDE and GS tested

Bahco 3/8" hoved f/indstiks momentnøgle 9x12mm Unit(s):Pcs Further technical data and manufacturerProduct Overview This pear shaped, quick release reversible ratchet insert from BAHCO, model BAHCO 9Q 3 8, is intended for mounting on torque wrenches. The insert is a reversible ratchet unit with a close hold of 2230 teeth, and it is secured to the torque wrench via a spring loaded retractable pin. Construction and Mechanism Pear shaped, quick release reversible ratchet insert. Number of teeth: 2230 teeth. Fastening: spring loaded, retractable pin.