Tapered HSS twist Drill Bit with black oxide Finish
Features
1.High Speed Steel (HSS) construction
2.Tapered Design:
3.The black oxide surface treatment
4.These drill bits are designed to be compatible with a variety of drilling equipment, providing ease of use and versatility for different machine setups.
Overall, the tapered HSS twist drill bit with black oxide finish offers durability, precision, corrosion resistance, and versatility, making it a valuable tool for a variety of drilling needs.
PRODUCT SHOW
Advantages
1.Heat resistance: High-speed steel materials can withstand the high temperatures generated during drilling, reducing the risk of overheating and maintaining cutting efficiency.
2.Precision Drilling: The tapered design allows for better alignment and precision, making it ideal for creating precise holes in a variety of materials.
3.The spiral flute design promotes efficient chip evacuation, reducing the risk of clogging and improving drilling performance.
4.The tapered HSS twist drill bit with black oxide coating is suitable for drilling a variety of materials including metal, wood, plastic and composites, providing versatility in different applications.
5.The black oxide surface treatment helps reduce friction during drilling, resulting in smoother drilling operations and less heat build-up.
6.The combination of high-speed steel construction and black oxide surface treatment helps achieve longer-lasting performance and reduce tool replacement frequency.
| Dia (mm) | Tip dia(mm) | blade length | shank length | Angle |
| 4 | 2.2 | 50 | 30 | 3′ |
| 5 | 2.2 | 50 | 35 | 3′ |
| 6 | 2.5 | 55 | 35 | 3’50 |
| 7 | 2.5 | 68 | 42 | 4’30 |
| 8 | 2.5 | 75 | 45 | 4’46 |
| 9 | 3.0 | 90 | 50 | 5’6 |
| 10 | 3.0 | 90 | 50 | 5’12 |
| 12 | 3.5 | 100 | 50 | 6′ |
