Material - Masonry screws are manufactured from carbon steel, which has a blue coating, or from 410 stainless steel. The standard, blue-coated masonry screw is used in indoor applications where ...
They provide a hidden joint between two substrates. Lag screws are self-tapping screws that meant to be applied with a wrench or socket. They are very strong, and are meant for a wide variety of ...
The world is literally kept from coming apart by screws and bolts, and yet we don’t often give a thought to these mechanisms. Part of that is probably because we’ve gotten so good at making ...