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
YOUR WOOD-MACHINING
Delivered to readers a woodworking machine I own was designed, personally manufactured and now successfully use when building a house on his land. See how successful the design:...
THE SUV ON THE AIRWAVES
RC model car-road type buggies are increasingly present in the pages of specialized magazines for modelers and for good reason. The popularity of radio-buggy is growing steadily;...
