If the angular groove in the part requires the processing of a triangular file, but only one side with a notch (nearby to not participate in it), tape it temporarily any adhesive tape (e.g. Scotch tape or duct tape).
Recommend to read
RECEIVERS-SOUVENIRS
Take a look at the placed on the fourth page of the cover. It would seem that the similarities between these fun figures and radio? However, a question may ask the inexperienced reader,...
THE USB CONNECTOR IN THE CAR
It never hurts to have your own car, in addition to the cigarette lighter socket, and even first connector, adapted to USB or even mini USB. Such adapters are useful in many cases, for...
