If in the manufacture of furniture or other structures needed to drill a large number of holes of the same strictly defined depth — make for drill shown in figure limiter. This may be the right size wood “the block a little”. So he not slipped on the tool during operation, run in this hole of a smaller diameter and slide on the working drill.
Recommend to read
THE FIRE IN THE BARREL
On a country or a plot over time, accumulate debris that owners tend to burn in the fire, that is unsafe in the fire relation. Much better for these purposes to have a special stove,...
ZIL-4104
The first Soviet Executive car was created in 1936 at the Moscow plant named after Stalin a team of designers under the direction of E. Vazhinsky. It was the ZIS-101 — seven-seater...