Tooling Drill Size Equivalent:
Tooling Material Made of:
Tooling System Of Measurement:
Manufactured By:
Walter Surface
- Back tapered body
- Cobalt drills can drill approximately 30% faster than HSS drills
- High flow flute design for rapid chip evacuation
- Made with premium grade cobalt HSS to drill harder materials
- Round shank
- Self centering 135 Degree split-point for reduced thrust requirements and minimized walking
- Special bronze SST surface treatment for extreme lubricity and life
- Speed, feed, and lube are all critical to cutting tool performance
SST+ 135Ë? Jobbers length round shank, fractional/polymer cas