where a 90° angle at the cable lug's output is required

Source: Manufacturer's data sheet (link above)

On the manufacturer's product page

Abmessung d3: 8 mm

bi-directional size markings for easy identification

Nålefil flad u/hæfte 160mm fin MIL18751101421 where a 90° angle atProduct Overview This unhandled needle flat file from BAHCO (BAHCO 2 301 16 2 0) is an undisputed file for fine cutting and polishing. The file's basic function and form are verified by the manufacturer's product text and documentation. Technical Description The file's planar surfaces are parallel and terminate in a pointed, tapered end piece. The surfaces are double cut, while the file edge is single cut. The cut type is specified as "2" (fine