WALTER SST+ 135° 29-Piece Cobalt Drill Bit Set (1/16"-1/2" (by 64ths)
Packaged in sturdy metal index containers or shock resistant, extra-thick polyethylene carrying case. Drill bit sizes are clearly marked on inside panels for easy identification and selection. Metal panels are hinged and neatly folded into box.
Features:
- Made with premium grade cobalt HSS to drill harder materials
- Cobalt drills can drill approximately 30% faster than HSS drills
- Self centering 135° split-point for reduced thrust requirements and minimized walking
- Special bronze SST surface treatment for extreme lubricity and life
- High flow flute design for rapid chip evacuation
- Round shank
- Back tapered body
Applications:
- Drilling holes in high strength materials
- Heavy-duty drilling
- Drilling with fixed spindle machines like CNC mills and drill presses
Specifications:
| Drill Size | 1/16" - 1/2" (by 64ths) |
| Overall Length | Various |
| Flute Length | Various |
| Number of Flutes | 2 |
| Flute Design | Spiral Flute |
| Flute Direction | Right hand |
| Point Angle | 135° Point |
| Point Type | Split Point |
| Shank Type | Straight Shank |
| Shank Size | Various |
| Material | Cobalt |
| Finish | Bronze Oxide |
| Measurement | Fractional |
| Decimal Equivalent | Various |
| Set | Yes |
| Pieces | 29 PC |