WITH A SINGLE BLOW

WITH ONE BLOWA simple “opener” for metal cans with lacquer or varnish can be done in just a minute from block of wood and two nails.
 

Recommend to read

  • Overrunning Clutches Instead of a DifferentialOverrunning Clutches Instead of a Differential
    The need to have a nimble and reliable motorized assistant at my personal disposal I (like, probably, many others in a similar situation) felt with particular acuteness when I became the...
  • HYGROMETERHYGROMETER
    The agricultural theme, perhaps the most characteristic in the work of young radio Amateurs from syut Novosibirsk region. 14 new products — electronic devices for agriculture — provided...