Home / Hydraulic / Hyd_Manifold / Tapping_Plate / Hyd_manifold_Tapping_D07 / Daman D07 Tapping Plate Daman D07 Tapping Plate Also referred to as Sandwich or module plates. They provide threaded port access to the A,B,P and T passages of an existing valve manifold to add a test port or gauge ports. SKU: Daman_D07_Tapping_Plate Category: Hyd_manifold_Tapping_D07 Description Description Tapping plates fit between the valve and the subplate or manifold in the valve stack and are most often for the purpose of adding an external access port to a portion of the circuit as a gauge port or test port. Daman Tapping plates offer a range of thickness for easier access, port styles, circuit access, and pressure rating.