| - | Features |
|---|---|
| #1 | Ideal for shaping, hollowing, grooving, slotting, inlaying and making tapered holes |
| #2 | For use in soft metals, plastics and woods especially on curved surfaces |
| #3 | Use the sides of the bit (rather than the tip) for effective cutting |
| #4 | Use higher speeds for hard woods, slower speeds for metals and very slow speeds for plastics |