This simple device will help with the help of ordinary hand drills to cut holes of any diameter in the plywood, hardboard and particleboard.
Recommend to read
“ANT” OF SHOSTKA
Isn't it interesting microntroller built young designers syut city Shostka in Sumy region? "It is easy and convenient to operate by the authors of the letter. The wheel we took from the...
“ZOLGA” – THE VELOMOBILE OF OPTIMISTS
There are many enthusiasts for whom a velomobile has become not just a hobby but a passionate obsession. And then there are people for whom a velomobile is literally life itself. More...