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Walter 43mm TCT Annular Cutter for Stainless Steel

$290.36/ea $255.03/1 per each only $255.03/eaSave 12%

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OVERVIEW

Drill Tough Metals Like Butter

If you have ever burned through three HSS bits trying to drill a single hole in stainless steel, you know the frustration. The Walter 43mm x 30mm Carbide Core Cut is the answer to those headaches. Designed specifically for the toughest jobs in the shop or out in the field, this annular cutter uses ultra-hard carbide tips to slice through materials that stop other bits in their tracks. Whether you are working with stainless steel, cast iron, or hard alloys, this cutter gets the job done faster and cleaner.

The magic lies in the carbide tips. Unlike standard steel bits that soften when they get hot, these carbide tips stay hard and sharp even under intense heat. This means you can push your magnetic drill harder and finish holes in record time. The 43mm diameter is a substantial size, yet this cutter removes material only at the periphery of the hole, ejecting a solid slug at the end. This requires far less horsepower and physical effort than using a traditional twist drill, which has to turn the entire hole volume into chips. The result is less wear on your drill motor and less fatigue for you.

Chip removal is another area where this Walter cutter shines. The flutes are shaped to pull chips out of the hole quickly, preventing them from clogging up the cut and overheating the bit. This is especially important when you are drilling down to the full 30mm depth. You get a clean, burr-free hole that is ready for a bolt or pipe immediately, saving you the hassle of filing or grinding down rough edges.

This cutter is built to fit standard magnetic drills, so you can likely use it with the equipment you already own. It is perfect for on-site repairs, structural steel erection, and custom fabrication work. When time is money and the metal is unforgiving, trust the Walter Carbide Core Cut to punch through without a fuss. It is a professional-grade tool that pays for itself by staying sharp long after other bits have been thrown in the scrap bin.

Additional Information
Brand:Walter Surface Technologies
Diameter:43 mm
Cutting Depth:30mm
Material:Tungsten Carbide
Product Type:Annular Cutter
Application:Stainless Steel, Cast Iron, Hard Alloys
Shank Type:Weldon
Coating:Specialized Walter Coating
Packaging Description:1 per each

INCLUDED

  • 1 x Walter 43mm x 30mm Carbide Core Cut Annular Cutter

APPLICATIONS

  • Drilling high-tensile stainless steel plates and structures
  • Creating connection holes in cast iron components
  • Heavy-duty fabrication involving hard alloys and composite materials
  • On-site structural repairs using magnetic drilling units
  • Drilling through uneven or curved surfaces
  • Pipeline and pressure vessel manufacturing
  • Railroad track and equipment maintenance

FAQ

This specific model has a cutting depth of 30mm, making it suitable for drilling through plates and materials up to that thickness.

No, annular cutters like this are designed for use with magnetic drilling units (mag drills) or stationary drill presses that have the appropriate arbor/holder. They require high stability and specific RPMs.

Yes, a pilot pin is highly recommended. It centers the cutter to start the hole and, more importantly, ejects the solid slug from the cutter once the hole is complete.

Carbide (TCT) cutters are significantly harder and more heat-resistant than High-Speed Steel (HSS). They are better suited for hard materials like stainless steel and cast iron and generally offer a longer lifespan.

The optimal RPM depends on the material being drilled. Generally, carbide cutters can run at higher speeds than HSS. Consult the Walter speed chart for 43mm bits in your specific material (e.g., stainless vs. mild steel).

Yes, but you must ensure the slug from the first plate is ejected or that the geometry allows for it. However, carbide cutters are excellent for this as they handle the interrupted cut between plates better than some alternatives.

While carbide is heat resistant, using internal lubrication/coolant is strongly recommended to extend tool life, improve surface finish, and assist in chip evacuation.

If your magnetic drill accepts a standard Weldon shank (usually 3/4" or 19mm with two flat spots), this cutter should fit perfectly.
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