Based on your pictures, these 3 blocks are solid as red colored circles. They are formed from slots inside the tool. Therefore they are not able to bend as per your info. Furthermore, there are 3 small ribs on the back of each block which All dimensions on the drawing will still be valid, the warp we want to make is currently not dimensioned, so we want to warp it as much as possible while not completely making all other dimensions go bad….Rougly compare side by side to another part is ok for testing, then bring back to measure 10 pieces and we’ll inform to design side if this option can be used to narrow our clip to hold the wires better