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 here’s a simple and fairly accurate method of measurement with… grip. Drill clamped in their jaws, and remaining between them a gap corresponding to the diameter of the already available ordinary ruler with millimeter divisions.
Recommend to read
CLAMP “THREE WOOD”
When gluing different items instead of the clamp you can use a clamp consisting of two strips, wire and click. The arrangement of such clamps can be seen from Fig. S. FEDORENKO, g....
His element is land and water
Musician D.T. KUDRYACHKOV is known among amateur constructors as the author of the unique amphibious car «Triton» — the only vehicle of its kind registered simultaneously with two state...
