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01H032 - Walter 1/2 Sst Stub Drill

Packaging: 5 per each
$38.18/ea $167.65/5 per each only $33.53/eaSave 12%

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OVERVIEW

The Tough Little Bit That Won't Snap

Every welder knows the frustration of trying to drill out a spot weld or put a hole in a tight chassis corner, only to have a long drill bit flex, catch, and snap off inside the hole. The Walter 01H032 1/2" SST Stub Drill is the solution to that headache. Designed with a shorter, stockier profile, this "stubby" bit is built to take the abuse of the shop floor. Because it's shorter, it doesn't bend when you lean into it, giving you the direct force transfer you need to punch through hardened steel or stainless without worrying about the bit shattering.

One of the best features for fabrication work is the 135° split point. If you are working on a curved piece of pipe or a slick sheet of stainless, you know how hard it is to get a standard bit to start exactly where you want it. This Walter bit bites instantly. You don't need to waste time grabbing a center punch and a hammer; just line it up and pull the trigger. It stays put, drilling exactly where you aim, which saves your finish from nasty scratch marks caused by wandering bits.

The Bronze SST coating isn't just for looks—it's a heat shield. Drilling generates a lot of heat, especially in stainless, which can kill a bit's temper in seconds. This coating helps the chips slide out of the flutes faster and keeps the cutting edge cooler, meaning you get more holes per bit. Whether you are drilling rivet holes in sheet metal, working on truck bodies, or just need a reliable 1/2" hole in a tight space where a long bit won't fit, this Walter stub drill is a must-have for your toolbox.

Additional Information
Brand:Walter Surface Technologies
Diameter:1/2 in
Used To Cut:Steel, Stainless Steel & Aluminum
Packaging Description:1 per each
Point Angle:135° Split Point
Drill Style:Stub (Screw Machine Length)
Surface Treatment:Bronze SST
Material Application:Sheet Metal, Stainless Steel, Mild Steel, Non-Ferrous Metal
Shank Type:Round

INCLUDED

  • 1x Walter 1/2" SST Stub Drill Bit

APPLICATIONS

  • Drilling thin-walled sheet metal
  • Fabrication of stainless steel components
  • Automotive body work and chassis repair
  • Drilling in confined spaces with limited clearance
  • General maintenance and repair on non-ferrous metals
  • High-torque drilling applications requiring rigid tooling

FAQ

A stub drill, also known as a screw machine drill, has a shorter flute and overall length compared to a standard jobber drill. This makes it much more rigid and less prone to breaking, ideal for hard materials or portable drilling.

While the Bronze SST coating helps reduce heat, using a high-quality cutting lubricant like Walter Coolcut is always recommended when drilling metals, especially stainless steel, to extend tool life.

Yes, the Walter SST Stub Drill is specifically designed with a heavy-duty web and surface treatment that performs excellently on stainless steel and other hard alloys.

No, the 135° split point is self-centering, meaning it will bite into the material immediately without walking, eliminating the need for center punching.

The 135-degree angle is flatter than the standard 118-degree, which allows for more efficient cutting in harder materials and provides better centering capabilities.

Absolutely. The shorter length makes it easier to control in a hand drill, and the split point prevents it from skating across the surface.

The Bronze SST surface treatment increases surface hardness and lubricity, reducing friction and heat buildup during the drilling process.