tender for ti-max z45l with two couplings (45 degree contra angle hand piece) - 1. head- 45 angle head 2. gear ratio- 1:4.2 increasing 3. for- fg burs (1.6) 4. head size- 9.6 x h 14.5 mm 5. water spray- quattro spray (water jet / mist) 6. body material- titanium 7. body coating- duragrip 8. max speed- 168,000 per min