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
THE TRACTOR FROM.
Still, as they say, don't have time to dry the printing ink in the magazine (see "M-K" № 2, 2009) report from Pereslavskogo district of the Yaroslavl region, as a new message — about the...
GLASSES PEN
Not only stanochnika produc on, but a lot of homebrew it is recommended to wear protective eyewear when obrabotki materials or eatock tools. Therefore, they should always be with...
