NSK FX handpiece series - a modernisation of the EX series. The traditional NSK simple design technology, functional reliability, durability, and cost effective pricing still remains, but FX has been updated to an integrated design in response to modern demands. The slim, stylish body gives you a larger operating field and offers a more secure grip. Stainless steel material ensures high durability and lighter weight, resulting in excellent all-around usability. FX series handpieces are also easy to clean due to their integrated construction. FX15m Features: • Clean Head System • Push Button Chuck • Ball Bearing Specifications: Gear Ratio 4:1 Reduction, For For CA burs (Ø2.35), Stianless Steel Body Material, Max Speed 10,000 min-1.