Cobalt Steel Drill Bit Set for Professionals: Chicago Latrobe 550 Series 13-piece, 1/16-1/4
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Category: chicago latrobe

About this item
- Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials
- 1. A gold oxide coating enhances lubrication and wear resistance on ferrous materials.
- 2. The application of a gold oxide finish improves lubrication and reduces wear on ferrous materials.
- 3. Enhancing wear resistance and lubrication, the gold oxide finish is applied to ferrous materials.
- Extra thick web for increased strength and rigidity compared to standard drill bits.Made in the USA
- Set of 13 jobber length drill bits includes inch sizes 1/16" through 1/4" in 1/64" increments
- Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging