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
THE BOILER STILL SERVE
Miniature appliance with which it is so easy to boil a Cup of water, is an enviable longevity However this applies only to the heating, the metallic parts of the device. As for the...
BABY WAREHOUSE
Those of adults who have visited any modern industrial warehouse, involuntarily think of the shelving principle, storage of products, tools or spare parts. But the Hungarian journal...
