Do not rush to dispose of a worn grinder. From its attachment to the table will make a reliable clamp. Separate the attachment from the body with a hacksaw and remove with a file the sharp corners and burrs.
P. BAKHAREV, Kiev
Recommend to read
THE DRUM OF “WEIGHTLESSNESS”
Science fiction writers and scientists still scratching their heads on all sorts of devices and methods to overcome gravity — gravity. And in many industries, young innovators,...
I HAVE THE PHONE RANG…
...An urgent need to record the address, name or telephone number, and, as luck would have it, no piece of paper. If you charge a roll of paper here in a homemade box, this problem will...
