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
Twin seams
Brickwork is always in plain sight. Brick has a regular geometric shape, and against its background, uneven mortar joints are very noticeable and look unsightly. Maintaining the same...
“HALF-TRACK” SNOWMOBILE GMV-2
The construction of any improvised apparatus - be it a car, a snowmobile or even a plane always starts with a dream. Dreams of a person capable and motivated. Despite popular opinion...
