When disassembling the boxes and shields cements their nails without the work gently unfold to use again. This will require a simple device — a metal finger Ø 10-15 mm with an internal hole whose diameter must be larger than the nail, and the depth is less than the length of its curved portion of the Edge of the hole from the inside worn down to nothing: so it will be easier to hook them bent nail to straighten it. The end of the nail will abut the bottom of the hole. Now just one blow of the hammer device so that the nail head come out of the wood and the nail puller. A. SVETLOV, Chernigov
Recommend to read
DRILLS RAZOR…
Hams often have to drill into circuit boards of a large number of holes of small diameter. To do this a serial drills is not very convenient — too big size. And slim drill not so easy to...
“ABOVE ALL SPAIN THE CLOUDLESS SKY…”
Fighter biplane HEINKEL Not-51. The military rebellion against the government of the Spanish Republic began on 17 July 1936, when the radio sounded the prearranged signal: "Above all...
