TOUGH LOCK Heavy-Duty Tapered Contact Tip, 0.040" Wire Size, Copper, 0.310" O. D., 100 Pack

TOUGH LOCK Contact Tips are manufactured from high-quality, high-conductivity copper using a mandrel-drawn process that controls tip tolerances. For 1.0 mm wire Locking feature prevents contact tip and retaining head from overheating due to the loosening vibration often causes - cooler temperatures reduces wear and extends consumable life Greater Surface area contact between the contact tip, retaining head and neck ensures better heat dissipation and guarantees positive electrical conductivity