If you want ordinary “card” loop was samarastroydetal like spring-loaded, easy to upgrade. For this of eyes loop is extracted axial rod, and the reverse installation is put one or two springs so that their ends rested on the loop. Eyes for necessary for this file.
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“ANTIGRAVITATOR”
Even the heavy bag or the bag will seem half the size, if you use our advice and make them removable handle. To make it out of plywood with a thickness of 10 -12 mm from the PCB or plexiglass.
FLEXIBLE NOTCHED
Blanks of sheet metal with a thickness of 3 - 5mm will be more accurate and easier to bend at home if they are pre-trimmed along the fold lines using the grinder (and if the workpiece is...
