31/64 inch (12.30mm) Sutton high speed steel drill Viper bit.
The Viper Bit has been developed specifically for the semi-industrial trades person and the home handy person.
| Diameter (inch) | 31/64 |
| Flute length (inch) | 4-3/8 |
| Overall length (inch) | 5-7/8 |
| Reduced shank (inch) | 3/8 |
Supplied carded