Cast in many industrial products have long been used mortgages (anchor) bolts with special heads, such that not only pull, but rotate can’t.
With the advent of high strength composite self-hardening compositions that bolt you can “lay” in the body of the finished product (plastic or metal) and making it pre-nest, and then simonaityte.
Recommend to read
Aerosled “Swan-7”
Among the large family of "Lebed" (Swan) designs by Vitaly Konstantinovich Savitsky, the "Lebed-7" stands out for its bold layout of components and assemblies, successful centering, good...
SOLDERING GUN-UNIVERSAL
When installing the radio a lot of time to spend on processing wires. First of all you need to remove the insulation, clean, tinned with stinging, and then proceed to soldering. Except...
