THE ASSISTANT HAMMER

HAMMER ASSISTANTWhen 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

  • “IP” AGAINST THE “TIGER”“IP” AGAINST THE “TIGER”
    The appearance on the Eastern front, the new German heavy tanks Pz.VI "Tiger" has made significant adjustments to the plans of the Soviet tank builders. In early April had obtained...
  • SCISSORS WITH RULERSCISSORS WITH RULER
    They say: "measure twice — cut once", but if one of the shear blades to cause a spark or graviroval marker centimeter scale, as shown in the figure, from a preliminary marking in many...