... Pipe clamps with two screws, hex nut and EPDM, Material-metal, znic plated, with EPDM (black rubber). Size-1/2" Zinc Plated ... Pipe Clamp with EPDM Pipe Clamp size-1/2" Pipe clamps ... .Product thickness range 1.2 mm ,1.5 mm, 1.8 mm, 2.0 mm, 2.5 mm etc. Product ... 81-86315---312-31890387-92355---352-358 (1/2 inch) Zinc Plated Pipe Clamp with EPDM