Lincoln Copper Plus Contact Tip 550A, Extended Life, 5/64 in (2.0 mm) 10/pack KP2745-564R 81Ni2C-H 36 E71T1-C1A2-CS1) if you need

36 E71T1-C1A2-CS1) if you need the newer A5

20 1 lb Spools

For pipeline work

Lincoln OEM OUTPUT STUD S11111 - 9SS11111

Welds up to 1/2 in

Lincoln Copper Plus Contact Tip 550A, Extended Life, 5/64 in (2.0 mm) 10/pack KP2745-564R 81Ni2C-H 36 E71T1-C1A2-CS1) if you needLincoln Copper Plus Contact Tip 550A, Extended Life, 5 64 in (2. 0 mm) 10 pack KP2745 564R Magnum PRO Contact Tips for Magnum PRO Guns and Expendables Features Copper Plus Larger diameter allows for increased copper content in each contact tip. The added copper disperses heat and keeps the tip cooler, longer. Anti Seize Threading The thread on Magnum PRO contact tips are designed to prevent the tip from melting, fusing, and seizing in the diffuser.