This simple device will help with the help of ordinary hand drills to cut holes of any diameter in the plywood, hardboard and particleboard.
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AND HANDS INTACT!
Sharpen the saw — a simple matter, but it has the potential to injure your fingers on the sharp teeth. Use a cut rubber hose. It is sufficient to cut: it up and push on the part of the...
DIAMETER IN THE GRIP
Sometimes the drills, especially in the already served, without distinction, the marking indicating the diameter. It would seem that to define it is only possible with a micrometer. But...