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🛠️ Drill Like a Pro, Last Like a Legend
The Bosch CO2144 17/64 in. x 4-1/8 in. Cobalt Drill Bit is engineered for professionals demanding durability and precision. Featuring a heat-resistant cobalt build that withstands temperatures up to 1100°F, a thick web design for enhanced stability, and a split point tip for no-walk starts, this bit excels in drilling hard metals including stainless steel, titanium, and cast iron. Ideal for high-performance applications, it delivers fast, clean holes with lasting reliability.






















| ASIN | B000AESUFS |
| Best Sellers Rank | #7,939 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #16 in Jobber Drill Bits |
| Brand Name | Bosch |
| Customer Reviews | 4.7 4.7 out of 5 stars (8,069) |
| Cutting Angle String | 135 degrees |
| Cutting Diameter | 0.27 inches |
| Finish Types | Titanium |
| Global Trade Identification Number | 00000346333565 |
| Included Components | 1 Bit |
| Item Type Name | 17/64 COBALT SPJOBBER DRILL BIT (CARDED) |
| Item Weight | 1 ounces |
| Manufacturer | Bosch |
| Material Type | Cobalt |
| Minimum Bore Diameter | 0.27 inches |
| Model | CO2144 |
| Number of Flutes | 2 |
| Number of Pieces | 1 |
| Part Number | CO2144 |
| Point Style | Split Point |
| Shank Type | 3-Flat |
| Surface Recommendation | Aluminum,Cast Iron,Metal,Stainless,Stainless Steel,Steel |
| Tool Flute Type | Spiral |
| UPC | 000346333565 |
| Unit Count | 1 Count |
| Warranty Description | No |
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