Description
Description
Bosch BL4138 Description
Bosch black oxide jobber drill bits are built for general-purpose drilling in metal, wood, plastic, and composite materials. Each twist bit features a split point that starts on contact to help prevent walking, while the speed helix design delivers faster drilling with reduced heat for longer bit life.
Bosch BL4138 Includes
- (12) 11/64 in. x 3-1/4 in. Fractional Jobber Black Oxide Twist Drill Bits
Bosch BL4138 Features
- Speed helix design drills up to 3 times faster than standard bits
- Lasts 50% longer than high-speed steel bits
- Split point starts on contact to help prevent walking or skating
- Black oxide construction helps reduce heat and extend bit life
- Jobber-length twist drill bits for general-purpose applications
- Suitable for use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon, and composite materials
Bosch BL4138 Specifications
| Bit Diameter | 11/64 in. |
| Bit Material | Black Oxide |
| Bit Type | Twist |
| Length | 3.25 in. |
| Minimum Chuck Size Required | 3/8 in. |
| Package Quantity | 12 |
| Surface Coating | Black Oxide |
Toolup Part # :
28740
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
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