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
Great Wall to a new level
The debut of the crossover class K2 of Great Wall Haval H8 was held in the spring of 2013 during the traditional auto show in Shanghai. Serial production began six months at the...
TWO-FACED EXTENSION
Extension that allows you to connect to the remote socket to one or more appliances, there are many. But this, apparently, is the easiest. To do it, you will need two sockets and power...
