Westward ER410 Stainless Steel Mig Welding Wire .040 Dia 33 lb Spool - 23XM91 Clamp It appears to be a

It appears to be a cutting tip but may be used for other purposes

corrosion resistant and will work in all positions

030 diameter aluminum MIG wire

Molybdenum

Heat-resistant insulators protect the operator during extended use

Westward ER410 Stainless Steel Mig Welding Wire .040 Dia 33 lb Spool - 23XM91 Clamp It appears to be aWestward ER410 Stainless Steel Mig Welding Wire . 040 Dia 33 lb Spool 23XM91. This 12 Cr (% wt) is an air Hardening steel. Preheat and post heat treatments are required to achieve welds of active ductility for many engineering purposes. ER 410 is used to weld 403, 405, 410 and 416 grade steel. This is also commonly used for welding overlay on carbon steel.