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The ESAB 999330 Drive Roll Kit is a critical component for maintaining precision wire feeding in heavy-duty industrial welding applications. Engineered specifically for .045-inch (1.2mm) welding wires, this kit features a knurled groove design. Knurled rolls are essential when working with flux-cored (FCAW) or metal-cored (MCAW) wires, as the textured surface bites into the wire's shell to provide positive traction without the excessive pressure that can deform tubular wires. This ensures a stable arc and reduces the likelihood of feed stoppages or "bird-nesting" at the feeder inlet.
This kit is designed for 4-roll wire feed systems, providing a complete solution for upgrading or replacing worn rolls in compatible ESAB equipment. It is directly compatible with a wide range of legacy and current ESAB machines, including the MigMaster® 250, 251, and 300i, as well as the MobileMaster 2 and select Aristo® wire feeders. Using genuine OEM parts like the 999330 ensures that the drive roll geometry matches the wire guide alignment perfectly, minimizing wear on the wire liner and contact tip.
Constructed from hardened steel, these rolls are built to withstand the abrasive nature of knurled feeding and the rigors of continuous industrial use. Proper drive roll selection is the first step in achieving high-quality welds; by matching the roll groove to your specific wire type and diameter, you eliminate one of the most common variables in welding troubleshooting.
| Additional Information |
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| Packaging Description:1 of each, 1 Per Ea |
| Brand:Esab |
| Fits Which Model:Dip Pak 250 Mig 2E Mig 4HD MigMaster® 250/251/300i MobileMaster 2 And Aristo® Wire Feeders, Esab Migmaster 250 |
| Wire Type:Flux Core or Metal Core |
| Wire Size:0.045 |
| 2 or 4 roll:4 roll |
| Groove Type:Knurled |
| System Compatibility:4-Roll Drive Systems |
