Combined transversal and protrusion screw for Y-plates. Version /2 for symmetrical, version /3 for independent transversal movement.
Available as original Bertoni-screw in straight, skeleton design, or as anatomical formed version.
 Expansion |  1/1 revolution | 1/4 revolution |  article no | ||
 |  | Frontal 5,5 mm | 0,4 mm | 0,1 mm | 3015/3 |
| Transversal 2 x 3,5 mm | 0,4 mm | 0,1 mm | |||
 |  | Frontal 5,5 mm | 0,4 mm | 0,1 mm | 3016/2 |
| Transversal 7 mm | 0,8 mm | 0,2 mm | |||
 |  | Frontal 5 mm | 0,35 mm | 0,087 mm | 4015/3 |
| Transversal 2 x 4,5 mm | 0,35 mm | 0,087 mm | |||
 |  | Frontal 5 mm | 0,35 mm | 0,087 mm | 4016/2 |
| Transversal 9 mm | 0,7 mm | 0,175 mm |