When watertight concrete walls have to be constructed. It is very often the case that the principals demand that the tie is connected up to a so called water stopper in the middle of the wall.
This tie rods are comprised of a top quality high tensile steel with continuous robust, rolled on thread where variations of length of ties is required, 2m.
Length threaded bar is available cut to size.
This wing nut is used in conjunction with all tie plates without thread.
The wings on the nut ensures practical advantages in handling.