Jan 08, 2022 · Dental LED High Speed Handpiece 4 Hole Air Turbine. This type handpiece can compatible with. NSK’s popular PANA series PANA MAX PAX-TU M4. Self-power LED generator light. Big head / torque, Ultra Push Button. Rotating speed: 350,000 to 400,000rpm, 1.6mm burs. All accessories are only suitable for the products from our store.