
Original: $68.18
-70%$68.18
$20.45The Story
Alpha Onsite 4 12mm Step Tip Step Drill is designed for efficient drilling without the need for pre-drilling, suitable for various materials.
This step drill features a unique patented step tip design that eliminates the need for pre-drilling, making it ideal for onsite applications. Coated with AlTiN, it ensures longer sharpness and tool life while significantly reducing cutting heat and edge wear. The dual cutting edges allow for drilling at three times the speed, producing burr-free holes up to 3.5mm. The ¼" Quick-Change shank is compatible with cordless drills and impact drivers, enhancing versatility. This drill is suitable for a wide range of materials, including steel, stainless steel, wood, and plastic. For optimal performance, the use of Alpha Liquid Gold Cutting Lubricant is recommended when drilling steel.
Features
- Patented step tip design eliminates pre-drilling
- AlTiN coating for extended sharpness and tool life
- Reduces cutting heat and edge wear
- Drills three times faster with burr-free holes up to 3.5mm
- ¼" Quick-Change shank for compatibility with cordless drills and impact drivers
Specifications
| Dimensions (W x H x D) | 55mm x 171mm x 21mm |
| Model Number | Alpha Onsite 4 12mm |
| Min-Max Drill Diameter | 4mm - 12mm |
| Overall Length | 69mm |
The Alpha Onsite 4 12mm Step Tip Step Drill is a reliable tool for various drilling tasks.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Alpha Onsite 4 12mm Step Tip Step Drill is designed for efficient drilling without the need for pre-drilling, suitable for various materials.
This step drill features a unique patented step tip design that eliminates the need for pre-drilling, making it ideal for onsite applications. Coated with AlTiN, it ensures longer sharpness and tool life while significantly reducing cutting heat and edge wear. The dual cutting edges allow for drilling at three times the speed, producing burr-free holes up to 3.5mm. The ¼" Quick-Change shank is compatible with cordless drills and impact drivers, enhancing versatility. This drill is suitable for a wide range of materials, including steel, stainless steel, wood, and plastic. For optimal performance, the use of Alpha Liquid Gold Cutting Lubricant is recommended when drilling steel.
Features
- Patented step tip design eliminates pre-drilling
- AlTiN coating for extended sharpness and tool life
- Reduces cutting heat and edge wear
- Drills three times faster with burr-free holes up to 3.5mm
- ¼" Quick-Change shank for compatibility with cordless drills and impact drivers
Specifications
| Dimensions (W x H x D) | 55mm x 171mm x 21mm |
| Model Number | Alpha Onsite 4 12mm |
| Min-Max Drill Diameter | 4mm - 12mm |
| Overall Length | 69mm |
The Alpha Onsite 4 12mm Step Tip Step Drill is a reliable tool for various drilling tasks.










