SHENYUAN Upgrade 3pcs 1/4 Inch Hex Shank Blue-nano Coated Step Drill Bit Set 4-12/4-20/4-32mm
- Product Code: B08HY2R9GR
- Availability: In Stock
- 1. Made of high quality high speed steel 4241.
- 2. New blue-nano coating surface treatment, 3-5 times longer drill life than other drill bits.
- 3. Sharp drill and no burr.
- 4. Suitable for drill hole on a variety of materials including steel, brass, wood, plastic, etc
- 5. Material: High Speed Steel