TEC1113-20 Double Ear Clamp 11-13mm 20Pc Pkt The Tridon TEC series clamp range provides a simple, economical solution for many difficult tightening and sealing problemsThe double ear design allows for quick and easy installation, the clamp is passed over the material that is to be mounted, to tighten; the ears on either side of the clamp are squeezed togetherManufactured using carbon steel zinc plated, the TEC series clamps are perfect for use on compressed air, gas and liquid linesPincing pliers SCP-1 & FCP-1 can be used to ensure correct installation