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135429B - Miller .047 Contact Tips (Bulk 100 Pack)

Packaging: 100 PER EA
$7.73/EA $544.00/100 PER EA only $5.44/EASave 30%

Usually ships within 3-5 business days

OVERVIEW

Keep Your Arc Smooth with Miller .047 Tips

Every welder knows the frustration of a stuttering arc caused by a worn-out contact tip. The keyhole effect, spatter buildup, and burn-backs can ruin a good bead and waste valuable time. With the Miller 135429B 100-pack, you can ensure that you always have a fresh replacement on hand. These contact tips are sized at .047 inches, making them the perfect match for your 1.2mm wire applications. Whether you are pushing solid steel wire or working with aluminum that needs that specific clearance to feed smoothly without dragging, these tips deliver the performance you expect from Miller Electric.

The contact tip is the heart of your MIG gun's electrical transfer. As the wire passes through, it needs solid contact to carry the welding current effectively. Over time, the bore wears out and becomes oval-shaped, leading to wandering arcs and poor penetration. By swapping in a fresh Miller 135429 tip, you restore that crisp, consistent arc sound and control. The bulk pack is a smart investment for any shop—it means you aren't paying a premium for individual blister packs, and you aren't running to the supply cabinet every other day only to find it empty.

Designed for durability and precision, these copper tips resist overheating better than generic alternatives. They thread securely into your Miller MIG gun's diffuser, ensuring a tight gas seal and optimal conductivity. When you are in the middle of a long weld or a critical project, the last thing you want to worry about is your consumables. Stocking up with this 100-pack means you can focus on laying down perfect welds, knowing your equipment is ready to perform. It’s the professional choice for welders who demand consistency and reliability in their gear.

Additional Information
Brand:Miller
Item:Contact Tip
Packaging Description:100 in a pack
Wire Diameter:0.047"
Pack Quantity:100
Material:Copper

INCLUDED

  • (100) Miller Contact Tips, .047 in.

APPLICATIONS

  • MIG Welding (GMAW)
  • Heavy Industrial Fabrication
  • Aluminum Welding Applications
  • Manufacturing Production Lines
  • Structural Steel Welding

FAQ

The bore size is .047 inches, which corresponds to approximately 1.2 mm.

This is a bulk package containing 100 contact tips.

It is typically used with 1.2mm (.045" to .047") welding wire, or in applications where a .045" wire requires slightly more clearance, such as with aluminum.

Yes, these are genuine Miller OEM contact tips.

Buying in bulk (100 pack) reduces the cost per unit and ensures you have a steady supply of consumables, minimizing downtime in high-volume shops.

You should replace the tip when the bore becomes oval (keyholing), if the arc becomes unstable, or if the wire fuses to the tip (burn-back).

Yes, the .047 size is often used for .045 aluminum wire to allow for thermal expansion of the soft wire.