Abstract: An apparatus for forming an anchor to connect a fiber to an explosive charge wall includes an anchor insert tab disposed on the interior side of the wall, a top plate disposed on the exterior side of the wall, an ST connector disposed on the exterior side and attached to the top plate to position the ST connector at the fiber insert wall opening for receiving the fiber, a plurality of zip ties extending through the anchor insert tab, the wall, and the top plate, and a plurality of locking members one for each of the zip ties. The zip ties each have a locking head disposed on the interior side of the wall to press the anchor insert tab against the interior wall surface. The locking members are engaged with the zip ties to press the top plate against the exterior wall surface to form the anchor.