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The TITAN USA CD30323 is a screw machine length drill bit sized to Letter W (0.386 inches decimal), designed for heavy-duty metal drilling in production and maintenance environments. Built from high speed steel with a black oxide coating, it resists heat and wear during repeated use. The 135-degree split point geometry reduces walking on entry and lowers feed pressure, making it well suited for hand-held drilling or drill press work on steel, cast iron, and similar ferrous materials. At 3.25 inches overall length, the screw machine format fits tightly in chucks where a jobber-length bit would interfere with fixtures or workholding.
This bit is a standard choice for HVAC sheet metal fabrication, plumbing rough-in, electrical panel work, and general mechanical assembly where a Letter W hole diameter is required. The straight cylindrical shank seats in standard 3-jaw chucks without adapters. Two spiral flutes evacuate chips efficiently, keeping the cutting edge clear during deep passes. It is sold individually and is appropriate for both shop and field use wherever a compact, heavy-duty drill bit is needed.
Designed as a standard screw machine length drill bit for use in any 3-jaw chuck or drill press accepting a straight cylindrical shank in the Letter W diameter range.
A licensed or qualified trade professional should select the appropriate cutting speed and feed rate for the workpiece material before use. Secure the workpiece and ensure the bit is fully seated and tightened in the chuck before starting the drill. Use cutting fluid when drilling ferrous metals to extend tool life and reduce heat buildup. Inspect the cutting edges before each use and replace the bit if chipping or dullness is present.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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