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Walter SST+ #1 Cobalt Jobber Drill Bit for Stainless Steel

$11.26/ea $98.80/10 per each only $9.88/eaSave 12%

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OVERVIEW

Stop Burning Bits on Stainless Steel

If you are tired of burning through cheap drill bits every time you touch a piece of stainless steel, it is time to upgrade to the Walter SST+ #1 Jobber Drill (01B501). These bits are built for welders and fabricators who need tools that work as hard as they do. The secret is in the cobalt blend material—it handles the heat that kills standard bits, letting you drill hole after hole without dulling the edge. Whether you are drilling out a broken bolt, prepping a chassis, or fabricating a custom bracket, this bit cuts fast and stays sharp.

One of the most frustrating things about drilling metal is the bit wandering all over the surface before it starts to cut. Walter solved this with their "Speed Tip" design. It’s a self-centering point that bites into the metal the second you pull the trigger. You can drill round tubing, pipe, or uneven surfaces without needing to center punch everything first. This saves you time and keeps your holes exactly where you want them. Plus, the flutes are designed to pull chips out of the hole quickly, so you don't get that clogged-up, overheating mess that snaps bits inside your workpiece.

The Walter 01B501 is sized at #1 wire gauge (0.2280 inches), making it a precise tool for specific tapping or clearance hole requirements. The bronze finish isn't just for looks; it helps the bit slide through the metal with less friction. This means less force on your drill motor and less fatigue for your arm. Whether you are in the shop or out on a field repair, having a pack of these SST+ bits in your toolbox means you are ready for mild steel, aluminum, and especially that stubborn stainless steel. Drill faster, drill cleaner, and stop wasting time changing dull bits.

Additional Information
Brand:Walter Surface Technologies
Used To Cut:Steel, Stainless Steel & Aluminum
Packaging Description:10 per pack
Drill Size:#1 Wire Gauge
Decimal Equivalent:0.2280"
Material:Cobalt Blend High-Speed Steel (HSS)
Point Type:135° Split Point (Speed Tip)
Flute Design:High Flow
Surface Treatment:Bronze SST

INCLUDED

  • 10 x Walter SST+ Jobber Drill Bits (#1 Wire Gauge Size)

APPLICATIONS

  • Drilling stainless steel components and sheets
  • General fabrication with mild steel
  • Machining non-ferrous metals like aluminum and copper
  • Portable drilling on curved surfaces or pipes
  • Stationary drill press operations
  • Maintenance and repair (MRO) drilling tasks
  • Automotive and heavy equipment repair

FAQ

The #1 wire gauge drill bit has a diameter of 0.2280 inches, which is approximately 5.79 mm.

Yes, the SST+ series is specifically engineered with a cobalt blend to excel in drilling stainless steel and other hard metals.

No, the Walter 01B501 features a self-centering Speed Tip that prevents walking, allowing you to drill directly without center punching, even on round surfaces.

The back tapered body reduces the contact area between the drill bit and the hole walls, minimizing friction and heat generation, which prevents binding.

Absolutely. While it is tough enough for stainless, the high-flow flute design makes it excellent for aluminum as it clears soft chips quickly to prevent clogging.

Speed depends on the material being drilled. Generally, use lower speeds and higher pressure for stainless steel, and higher speeds for softer metals like aluminum.

These drill bits are typically sold in packs of 10, though packaging may vary by distributor.

The bronze SST surface treatment is a surface hardening and lubricity treatment. While the color may wear at the cutting edge during use, the cobalt blend substrate ensures the bit remains hard and durable.