Description The Lincoln Electric LE31MP Wire Feed Welder Contact Tips (5-Pack) are designed as replacement tips for solid and flux-cored welding wire with a diameter of 0.035 in. The tips promote good electrical conductivity for positive arc characteristics, and are tapered to fit in tight areas. Longer life and fewer tip changes reduces expendable part and labor costs while increasing productivity.Extended tip life to lower overall operational costsTapered tip to access tighter areasAnti-seize tip deliver thermal advantages that extend expendable life and makes replacement easierTips rated to 350 amps and can be used with larger machinesTo be used with the Lincoln Electric LE31MP machineCan be used for MIG or flux-cored weldingProperly transfers electrical current to the welding wire