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
CAN BE BRIGHT, CAN FAINTLY
Want to improve your capital on the lamp. Say equip it with a dimmer glow (which is especially important when watching television), and compactly built-in outlet, resulting in the...
IF IN TOW – GIVING
With the beginning of the summer season a long string of cars, "tired", like their owners, in crowded cities during the long winter, at maximum speed mchu their owners to Sunny resorts....
