Tooling Drill Size Equivalent:
Tooling System Of Measurement:
Manufactured By:
Walter Surface
- 6" overall length for extra reach in hard to reach places
- Cobalt drills can drill approximately 30% faster than HSS drills
- Made with premium grade cobalt HSS to drill harder materials
- Round shank
- Self centering 135° split-point for reduced thrust requirements and minimized walking
- Special bronze SST surface treatment for extreme lubricity and life
High Speed Steel Fractional 6" Aircraft Extension Drill