Drill Size:
1/16" - 1/2" by 64ths in.
Tooling Drill Size Equivalent:
Tooling System Of Measurement:
Manufactured By:
Walter Surface
- 3/8"reduced round shank
- 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
- Self centering 135° split-point for reduced thrust requirements and minimized walking
- Special bronze SST surface treatment for extreme lubricity and life
SST 118? Jobber fractional jobber drill