The WORKPRO WP400421 HSS Step Drill Bit with straight flutes and a basic design features 9 steps for drilling holes from 4mm up to 20mm. It is suitable for precision work on sheet metal, plastic, and aluminum, providing stable performance and high accuracy for daily and professional use.
Key Features:
- Made from heat-treated HSS4241 high-speed steel for long-lasting durability and high performance.
- Straight Flute design ensures smoother and more precise drilling.
- Includes 9 different steps, from 4mm up to 20mm, covering a range of common hole sizes.
- Ideal for drilling into sheet metal, aluminum, and plastic.
- A versatile tool for both household and industrial projects.
Technical Specifications:
| Brand |
WORKPRO |
| Model |
WP400421 |
| Product Type |
HSS Step Drill Bit |
| Material |
HSS4241 High-Speed Steel |
| Flute Design |
Straight Flute |
| Number of Steps |
9 steps (4–20 mm) |
| Application Areas |
Sheet Metal – Aluminum – Plastic |
