We sell Weldcote, Washington Alloys & Harris Filler Metals both are high quality brands. AWS Classification: ENi-C1Electrode Specs: 95% Nickel (Nickel 99).1-lbs. pack of rods: 1/8" (3.2mm) diameter, 14" (350mm) length.Recommended for all-position welding of thin cast iron sections where maximum machinability is required. Since the core wire is approximately 99% nickel, weld deposits are basically "soft" and can be shaped, milled, drilled, or tapped. Nickel 99 is specifically suited for repairing cracked or porous castings and to weld cast iron to itself or dissimilar metals such as low alloy and carbon steels.FREE GIFT WITH EVERY PURCHASE