Someone had to drill holes in the ceiling, he knows, as a way to work from the dust and concrete crumbs. Ways to protect the face exist. One of them use dust cups — often plastic caps from aerosols. However, such improvised traps are ineffective: a glass, put on the drill bit rotates with the same peripheral speed and scatters, like a centrifuge, something that needs to collect.GRINDS RAZOR
What can you do safe razor? The question many will be surprised: of course, to shave, what else) well, ordinary bezopasni not so limited. This is easy to see, if you Unscrew it and use it separately and the machine and blade. Secure in the lathe a piece of sandpaper sandpaper is my best — Read more…




The proposed indicator allows you to capture voltage of 6 — 12V (i.e., below the ignition of the neon lamp) and above. In contrast to the known similar kind of indicators, there are no buttons and limit switches measured values, which a wrong selection can lead to distortion of information, and even to failure of the device.





