Scaler tips for use with the Ultimate UC500L air polisher and scaler unit. The elliptical vibration trajectory can achieve 0° angle operation between the tip and the tooth surface, enabling the polishing effect. Disperses the impact force between the tip and the teeth to achieve comfortable scaling. Titanium alloy tip with hardness lower than dental enamel, making it more flexible and comfortable. Titanium alloy hardness: HRC30. Stainless steel hardness: HRC50.