This simple device facilitates the use of any tube, helping to squeeze it evenly and gently. It consists of a base in a hole which is inserted the tube, and turning a key with slit for exciting a planar end of the tube. The base and key are made of wooden bars of appropriate dimensions. Their interaction is clear from the figure.
Recommend to read
“CIRCULAR SAW” FROM THE DRILL
In the household from time to time there is a need for longitudinal sawing long boards on the bars or slats, trim, particle Board (chipboard) size or production of similar transactions...
BOAT-PRAMOD
The problem of choice of the first model arises not only to beginners but to the heads of circles: what computers have to offer first came to class? After all, you need to choose one...
