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Walter SST+ 1/8 Inch Cobalt Drill Bit for Stainless Steel

$5.06/ea $44.30/10 per each only $4.43/eaSave 12%

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OVERVIEW

Drill Stainless Steel with Confidence

Every welder knows the frustration of trying to drill through stainless steel with an inferior bit. The screeching noise, the smoke, and the inevitable snap of the bit can bring a project to a grinding halt. The Walter 1/8" SST+ Drill Bit (01A508) is the solution to these common fabrication headaches. Built tough with a special cobalt alloy, this bit is designed to bite hard and keep cutting where other bits burn out. It is the ultimate choice for fabricators who need to drill accurate holes quickly without constantly running back to the tool crib for replacements.

The secret to the SST+ performance lies in its ability to handle heat. Stainless steel and other hard metals generate immense friction during drilling, which destroys standard bits. The cobalt blend in this Walter bit resists that heat, keeping the cutting edge sharp for much longer. Additionally, the unique "High Flow" flute design pulls metal chips out of the hole rapidly. This prevents the chips from packing in and binding the bit, which is a leading cause of breakage. You get a cleaner hole in less time, with less effort required behind the drill.

This bit isn't just for stationary presses; it shines in portable drilling applications too. The precision-ground body and self-centering point mean the bit starts drilling exactly where you place it, without "walking" across the surface of the metal. This protects your workpiece from scratches and ensures your rivets or fasteners line up perfectly every time. The Bronze SST surface treatment further helps the bit glide through the metal, reducing the force you need to apply.

Whether you are installing trim, fabricating custom brackets, or performing general repairs, the Walter 01A508 1/8" bit is a small tool that makes a big difference. Stop wasting money on cheap bits that break after three holes. Upgrade to the Walter SST+ and experience the difference that professional-grade cobalt tooling makes in your daily workflow.

Additional Information
Brand:Walter Surface Technologies
Diameter:1/8 in
Material:Cobalt Alloy
Packaging Description:10 per pack
Flute Design:High Flow
Surface Treatment:Bronze SST
Body Construction:Fully Ground
Application Material:Stainless Steel, Mild Steel, Non-Ferrous Metal

INCLUDED

  • 1/8" SST+ Cobalt Drill Bit

APPLICATIONS

  • Drilling stainless steel (300/400 series)
  • Heavy-duty fabrication on mild steel
  • Non-ferrous metal drilling (aluminum, copper, brass)
  • Portable hand drilling applications
  • Stationary drill press operations
  • Drilling round or curved surfaces
  • Maintenance and repair operations (MRO)

FAQ

The SST+ features a cobalt alloy construction and a special Bronze SST surface treatment that allows it to withstand higher temperatures and drill through harder materials like stainless steel without dulling quickly.

Yes, the Walter SST+ line is specifically engineered for high-performance drilling in stainless steel and other tough alloys.

The High Flow design improves chip evacuation, pulling debris out of the hole faster to prevent clogging and heat buildup, which extends the life of the bit.

While a center punch is always good practice, the SST+ bits typically feature a split point geometry that helps them self-center and prevents walking, making them excellent for portable drilling.

The 01A508 is a 1/8-inch diameter drill bit.

Absolutely. Its quick-biting point and durable construction make it ideal for use in cordless and portable power drills.

It is suitable for mild steel, stainless steel, non-ferrous metals (like aluminum), and general metal drilling applications.

The bronze color comes from the special SST surface treatment which helps reduce friction and heat during the drilling process.
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