ER70S 6 MIG Welding Wire, Carbon Steel, 0.035 in dia, 44 lb Spool ORS NASCO and better balanced design for maximum and better balanced design for maximum performance and accessibility Xtreme Leverage Technology (XLT™) increases performance and reduces hand fatigue Laser heat treated cutting edges perform better and last longer Precision machined knife and anvil style cutting edges ensure perfect mating for superior performance and longevity Forged high carbon US steel for maximum strength and durability is specially coated for ultimate rust prevention Cotton construction is breathable and decreases hand fatigue Gunn cut pattern delivers excellent durability or rusty steel Creates a smooth bead appearance resulting in minimal post weld grinding Provides porosity free x ray quality weld