ER70S-6 Solid MIG Welding Wire, 0.8mm 4.5kg Spool

ER70S-6 MIG welding wire delivers clean, strong welds on mild steel with smooth feeding and reduced downtime. High manganese and silicon deoxidizers help handle lightly rusted or oily material for more consistent beads. Designed for gas-shielded welding, it supports stable arc performance across common fabrication tasks—from repairs to maintenance—while the durable spool improves handling and storage.

• Delivers strong, consistent welds on mild/carbon steel with high deoxidizers for better tolerance of light rust or oil


• Feeds smoothly to reduce tangles, wire breaks, and stoppages for steadier productivity and less material waste


• Supports all-position welding—flat, vertical, corner, and overhead—for flexible setup in tight or complex jobs


• Works with 100% CO₂ or 80% Ar/20% CO₂ to promote a stable arc and low spatter for cleaner finishes


• Includes a durable spool and high tensile strength wire to help resist cracking under load and long-term use

Keep your weld quality consistent job after job with a solid wire built for everyday steel fabrication. This 0.8 mm diameter wire is a dependable choice for automotive repair, equipment maintenance, shop fabrication, and DIY welding where smooth feeding and clean beads matter. Pair it with the correct shielding gas and dial in your settings for your material thickness to minimize cleanup and rework. Grab yours today and stay ready for the next project.

• Wire type: Solid MIG welding wire (ER70S-6 classification)


• Wire diameter: 0.03 in (0.8 mm)


• Net weight: 10 lb (4.5 kg)


• Shielding gas required: Yes; 100% CO₂ or 80% Ar + 20% CO₂


• Tensile strength: ≥ 490 MPa


• Spool dimensions: 7.9 × 2 × 2.2 in (200 × 52 × 55 mm)