The range of action of conventional clamps is significantly expanded, if the emphasis is extensible, as the wrench. It is done so. In an l-shaped bracket drilled and cut the hole for the clamping screw, and in its longest part — the holes for mounting the movable jaw. It is fixed with a pin or screw of corresponding diameter. V. DUDCHUK, S. kleschikha, Rivne region.
Recommend to read
WITH CARING FOR THE EARTH
The future of our country, its science and industry will soon begin to identify those who are now sitting at their desks in schools, in the classrooms of technical schools and vocational...
HAND PUMP
Well — vital structure on the estate, even if a centralized water supply system. Design it can be any. We have, for example, the popular tube-wells, good bearing rocks occur close....
