Sometimes you need to connect two wooden bars. And this is to carry out in detail a mortise and tenon or notching. However, to connect the parts, and using the plywood gussets and nails, using only a hacksaw and a hammer.
In the same way can be combined and three bars, leaving them intact (grooves, spikes and bruskami). It is important in the erection of temporary structures, which are subject to disassembly.
I. GLUKHOV, G. a R a n with it, Mordovia