The hole in the metal plate can be obtained without drill: it is enough to bend it and work a round file or a needle file. This technique is especially useful when you want an oval hole. It is applicable for punching a rectangular window or a narrow slit: in this case, use is not round, but flat needle file or hacksaw.
Recommend to read
“MY” BIKE
Many cyclists, especially in provincial cities and towns, and put "on a trick" their "two-legged horses" and in the winter time. But winter is winter. Even four-wheel vehicles are...
FIRST ARMORED
the First British battleship "warrior" with his appearance in 1861 changed naval "table of ranks" in the most radical way. He and other armored frigates suddenly swept from the stage as...
