When painting with a roller you get a good smooth surface, often even better quality than that made with a brush. However, if you need the same brush to hold the winding “tracks” with the aim of obtaining a decorative pattern. To achieve the same roller, its surface is enough to pull a cord and the picture painted surface will be more interesting.
Recommend to read
AND AGAIN THE MOTOR
To drive in many modern pneumatic machines and tools required compressed air pressure of 3-4 ATM. Is it possible to build a mechanism which effectively would have used a pressure...
THE SUV ON THE AIRWAVES
RC model car-road type buggies are increasingly present in the pages of specialized magazines for modelers and for good reason. The popularity of radio-buggy is growing steadily;...
