When working with imitation leather or thin skin, which are often used for the models or devices, there is a need in the holes of small diameters. In these cases, rescue of a homemade tubular proboinitsa. This can be obtained for example from a metal rod of a ballpoint pen after extraction of the writing unit and sharpening the edge of the tube.
Recommend to read
Universal tractor
— How to explain such a "hybrid" — a two-wheeled mini-tractor and a single-axle cargo cart on a rigid hitch? Doesn't a mini-tractor have more capabilities with the same four wheels? —...
SNOWMOBILE “SNOWBIRD”
Recalling the history of the snowmobile, realized how long ago began my fascination with construction equipment. Even in his youth (and now I'm already retired) received the specialty of...