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RK-6 Replacement Head for Bernard 600A Shortstub Holder

$19.50/ea $13.93/1 of each only $13.93/eaSave 29%

In stock

OVERVIEW

Revive Your 600A Stick Holder

Don't let a worn-out electrode holder slow down your work or compromise your welds. The RK-6 Replacement Head is the perfect fix for your Bernard-style 600 Amp Shortstub holder. If you are burning heavy rods all day, you know that the head of the holder takes the most abuse. From constant tightening to the intense heat of the arc, it is the first part to wear out. Instead of shelling out the cash for a brand-new holder, simply swap out the damaged head with this high-quality replacement and get your rig back to peak performance.

This replacement head is built for the welder who demands reliability. It features the classic twist-lock screw grip that makes Shortstub holders a favorite in the industry. Unlike spring-loaded clamps that can lose tension and let the rod wobble, the RK-6 locks onto the electrode with a vice-like grip. This means your rod stays exactly where you point it, giving you better control and cleaner welds. Plus, a tight connection means a cooler handle and a smoother arc, so you can weld longer without discomfort.

One of the best things about using a Shortstub style holder is the savings on rods. The RK-6 allows you to burn your electrodes right down to a short nub, so you stop throwing away money in the scrap bucket. It is designed specifically for the heavy-duty 600 Amp models, making it tough enough for gouging and heavy plate work. Installation is a breeze—it threads right onto your existing handle assembly. Keep a spare RK-6 in your toolbox and ensure you are never stuck with a faulty holder when there is work to be done.

Additional Information
Amperage:600
Item:Replacement Head
Brand:Generic
Packaging Description:pack of 1
Compatible Brand:Bernard
Compatible Model:Shortstub 600, Model 600
Material:Copper Alloy
Process:Stick (SMAW)
Part Type:Replacement Head
Style:Steel

INCLUDED

  • 1 x RK-6 Replacement Head for 600A Holder

APPLICATIONS

  • Heavy Structural Steel Welding
  • Shipbuilding and Marine Repair
  • Foundry and Casting Repair
  • Pipeline Welding
  • General Heavy Fabrication
  • Maintenance and Repair Operations (MRO)

FAQ

The RK-6 is designed to fit Bernard-style Shortstub electrode holders rated for 600 Amps (often referred to as Model 600).

No, this is a high-quality generic or aftermarket replacement part designed to be fully compatible with Bernard-style holders.

The head is manufactured from a high-conductivity copper alloy to withstand high heat and ensure good electrical transfer.

No, the 400 Amp holders typically use a different head (often part number RK-4). The RK-6 is specifically for the larger 600 Amp version.

Typically, the RK-6 refers to the replacement head assembly itself. Insulators are usually sold separately, though you should check the specific kit contents if unsure.

It uses a screw-type mechanism where you twist the handle to clamp the electrode, providing a very tight, high-pressure grip.

The Shortstub style allows for better visibility and enables the welder to use the electrode down to a shorter stub, reducing material waste.

Yes, the head is designed for field replacement and threads onto the existing holder body.
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