5/16 COBALT AIRCRAFT EXT DRI
#WST1200C120
Specifications
| Category | Drills |
| Finish | Bronze |
| Flute Length (in.) | 3-3/16 in (8.1 cm) |
| Material | Cobalt |
| Overall Length | 12 in (30.48 cm) |
| SAE or Metric | SAE |
| Size | 5/16 in (0.79 cm) |
| Size Range | 17/64 in to 3/8 in (0.69 cm to 0.97 cm) |
| Length Range | 12 to 12-63/64 in |