Special Expansion Screws- Sectional Screw Mini Angulated
Maximum Expansion: 4mm
Material: stainless steel
• with wide expansion screw holder
• skeleton design
• guide pins:
1- U-shaped, straight
2- U-shaped, angulated facing down
With expansion screw key, standard (straight, small) -
Indication: for movement of individual teeth
4 x 1/4 turn = 0.35 mm
Directional arrow: printed, blue-yellow