Description
Description
Bosch CO4143 Description
This cobalt twist drill bit pack is designed for drilling hard steel and other demanding metals. Its thick web helix helps remove material quickly while improving durability, and the split-point tip starts on contact to reduce walking and skating.
Bosch CO4143 Includes
- (12) 1/4 in. x 4 in. Cobalt Twist Drill Bits
Bosch CO4143 Features
- Cobalt construction is designed for drilling in hard steel
- Thick web helix supports fast material removal and added durability
- Split-point tip starts on contact to help reduce walking and skating
- Rigid, thick web design adds stability in tough applications
- Surface hardened to penetrate tough abrasive materials
- Withstands high-temperature applications for extended periods
- Ideal for light-gauge metal, high-carbon steel, aluminum, alloy steel, cast iron, stainless steel, and titanium
Bosch CO4143 Specifications
| Bit Diameter | 1/4 in. |
| Bit Material | Cobalt |
| Bit Type | Twist |
| Length | 4 in. |
| Minimum Chuck Size Required | 1/4 in. |
| Package Quantity | 12 |
| Surface Coating | Uncoated (Bright Finish) |
WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

