Simple and reliable, and if necessary, split the loop turns out of the three bent as shown, metal plates and nail as their axis.
The purpose of such loops can be very different. For mounting each of the plates is sufficient to drill two holes for screws or bolts.
V. AVTUKH, p Ozery, Belarus
Recommend to read
MYSELF LOADER
The country's economy demands a more versatile, capable of performing several operations simultaneously or transformable vehicles. Very seriously, and most importantly — an inexhaustible...
ELLIPSOGRAPH
The construction of the ellipses associated with certain difficulties, that's why when drawing the axonometric images this process takes the lion's share of time. I invented ellipsograph...