2. It's designed for fast shearing and chatterless cuts;
3. It's with an exceptionally fine finish and can be run at maximum speed;
4. The cutting edges quickly center in hole and produce a smaller chip load for chatterless machining;
5. There are single flute, 3 flute, 5 flute, 6 flute available for your choice.
| Size | Shank | Overall Length |
| 1/4" | 1/4" | 2" |
| 5/16" | 1/4" | 2" |
| 3/8" | 1/4" | 2" |
| 1/2" | 1/4" | 2" |
| 5/8" | 1/2" | 2-3/4" |
| 3/4" | 1/2" | 2-3/4" |
| 7/8" | 1/2" | 3-3/4" |
| 1" | 1/2" | 3-3/4" |
| 1-1/4" | 3/4" | 3-1/2" |
| 1-1/2" | 3/4" | 3-1/2" |
| 1-3/4" | 1" | 4-1/4" |
| 2" | 1" | 4-3/8" |