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079599 - Miller .047 (3/64) U-Groove Drive Roll Kit for Aluminum Wire

Packaging: 1 per each
$162.75/ea $114.22/1 per each only $114.22/eaSave 30%

In stock

OVERVIEW

Smooth Aluminum Feeding with Miller U-Groove Rolls

Welding aluminum presents unique challenges, and one of the most frustrating issues is wire feeding. "Bird-nesting," where the wire tangles at the drive rolls, can bring production to a halt and waste expensive consumables. The solution starts with using the correct drive rolls. The Miller 079599 Drive Roll Kit is specifically engineered to solve the problems associated with feeding soft .047" (3/64") aluminum wire. Unlike standard V-groove rolls designed for hard steel, these U-groove rolls gently cradle the soft wire, providing positive traction without deforming or shaving the metal surface.

When aluminum wire is flattened by incorrect drive rolls, it changes shape and increases friction inside the gun liner. This friction leads to erratic feeding, burn-back at the contact tip, and ultimately, downtime. By upgrading to the Miller 079599 U-Groove Kit, you ensure that your wire remains round and smooth from the spool to the weld puddle. This kit includes everything you need to convert your machine's drive assembly: two precision-machined U-groove rolls and a matching inlet guide to align the wire perfectly.

Upgrade Your Millermatic or Suitcase Feeder

Whether you are running a classic Millermatic 250 in the shop or a portable Suitcase feeder in the field, this kit is the key to reliable aluminum fabrication. It is compatible with a wide array of Miller's most popular machines, including the Millermatic 200, 210, 212, 251, and 252, as well as the DVI, Pulser, and Vintage models. It also fits dedicated feeders like the 22A, 32A, 52A, and the Reach series. Don't struggle with erratic arcs and wire jams; equip your welder with the right tools for the job. The 079599 kit is an affordable investment that pays for itself by reducing frustration and improving weld quality.

Installation is quick and easy, allowing you to switch between steel and aluminum setups in minutes. Remember to back off your tension settings when switching to these U-groove rolls to let the design do the work. With genuine Miller parts, you get the durability and precision your high-performance welding equipment deserves.

Additional Information
Brand:Miller
Wire Size:3/64"
Wire Type:Aluminum
2 Or 4 Roll:2-Roll
Fits Which Model:Millermatic 200, 210, 250, 252, 22, 32, 52 Feeders
Packaging Description:1 set (1-set)
Groove Type:U-Groove
Compatible Wire Diameter:.047 in, 1.2 mm
Material Compatibility:Soft Wire, Aluminum
Kit Components:2 Drive Rolls, 1 Inlet Guide
Fits Which Model?:N\A

INCLUDED

  • 2 x U-Groove Drive Rolls (.047" / 1.2mm)
  • 1 x Inlet Wire Guide
  • Installation Instructions

APPLICATIONS

  • Aluminum MIG Welding (GMAW)
  • Fabrication of aluminum trailers, boats, and signage
  • Automotive repair and customization
  • Industrial manufacturing using soft alloy wires
  • Field repair using Suitcase wire feeders

FAQ

V-groove rolls are designed for hard wires like mild steel and stainless steel, providing a sharp grip. U-groove rolls are designed for soft wires like aluminum; the smooth U-shape provides traction without deforming or shaving the soft metal.

This kit is designed for .047 inch (often referred to as 3/64 inch) wire, which is approximately 1.2 mm in diameter.

Yes, the Miller 079599 kit includes two drive rolls and one inlet wire guide.

Yes, this kit is fully compatible with the Millermatic 252, as well as the 200, 210, 212, 250, and 251 models.

No, flux-cored wire typically requires knurled drive rolls (V-knurled) to grip the shell without crushing the flux core. U-groove is specifically for smooth, soft solid wires.

This is a 2-roll kit. If your machine has a 4-roll drive system, you may need to purchase two of these kits or a specific 4-roll kit depending on the feeder model.

Bird-nesting often occurs when using incorrect drive rolls (like V-groove) or excessive tension on soft aluminum wire. Using this U-groove kit and reducing drive roll tension helps prevent this issue.

Besides the Millermatic series, it fits Miller 22, 32, and 52 series feeders, Suitcase Series feeders, and Reach wire feeders.