Tregaskiss’ TOUGH LOCK retaining heads now feature dual taper technology, a second rear taper between the gooseneck and contact tip that further improves electrical conductivity to provide consistent welding performance. Part of the Tregaskiss contact tip system, benefits include improved electrical conductivity for better weld quality, improved heat dissipation to extend consumable life, and consistent welding performance. For more information call (877) 737-3111 or visit www. tregaskiss.com.