Expander Bertoni Max Exp 5 mm front, 3.5 mm Back - Piece
- A Bertoni type expander.
- Max.Exp Frontal: 5.0 mm.
- Max.Exp Back: 2x3.5 mm.
- Full Turn: 0.35 mm.
- 1/4 Turn: 0.87 mm.
- Pins & threads are manufactured from medically biocompatible stainless steel.
- Housing made from stainless steel.
- Screw threads have a low tolerance of .01 mm and are very secure to ensure stability.
- All screws come with one activation key.
- Same as Item # 19-521- 105, but the transverse screws open in the same direction.