You get 1 new roll of for less than $40.00 with free shipping, buy 4 rolls at only less than $29 a roll!! Lincoln Electric E71T UltraCore SR12-H Gas-shielded Flux-Cored MIG Welding Wire .045" 15 Lb KEY FEATURES: Impact Toughness - Capable of producing weld deposits with toughness of 70 ? 110 ft lbs @ -40F (as welded and after 8 hrs. PWHT @ 1150F). Diffusible Hydrogen ? Meets H4 diffusible hydrogen levels Operator Friendly ? premium arc performance and bead shape makes SR-12 easy to use for welders of all skill levels AWS RATING: AWS A5.20 ASME SFA-5.20, E71T-1M-JH4, E71T-9M-JH4, E71T-12M-JH4 Also meets requirements of E81T1-GM-H4 per AWS A5.29 AWS A5.36, ASME SFA-5.36 E71T1-M21A4-CS2-H2 Also meets requirements of E81T1-M21A4 CS2-H4 DC+ (DCEP) APPLICATIONS: Nuclear applications Applications requiring PWHT of mild steel WELDING POSITIONS: All SHIELDING GAS: 75-80% Argon / Balance CO2 PACKAGE CONTANT 15lb UltraCore SR-12H Wire (1 Roll), Vacuum sealed OEM packaging