Triangle Fastener Corp. has launched a new product video for VRT Technology, the company’s patented screw thread designed to increase back-out resistance of screws used in thin metal connections.
Screws with VRT Technology produce more than 3 1/2 times more back-out resistance than some ordinary screw threads, reducing the chance for leaks caused by screws that loosen.(…)
via Triangle Fastener Launches Product Video for VRT Technology – Roofing.