
High Speed Dental Handpiece Zero Suction Back System. High Rotational Speed: Rotational speed ranges from 310,000rpm to 400,000rpm/min. Certified Quality: Product holds TUV and ISO certifications for safety and reliability. Durable Material: Constructed from high-grade stainless steel for long-lasting performance. Low Noise Operation: Noise level is kept below 60db for a comfortable user experience. OEM and ODM Services: Full customization, minor customization, and design-based customization available. Efficient Water Spray: Features a 4-port water spray system with inner channel design. Flexible Payment Terms: Accepts T/T, LC, D/P, PayPal, Western Union, and small-amount payments. Fast Delivery for Small Orders: Small quantity orders can be shipped within 3-7 days.