Description: JMM4S New Design Internal water Spray low-speed handpiece Warranty for Contra angle is one year and straight handpiece is 2 years. Advantages: 1. Patent technology: self-lubricating 2.Water and air are separately divided 4.Distinctive design of the appearance 5.Very cool water spray function 6.Adopts imported bearing on Contra angle 1.Contra angle 2. Description ：Screw type ,Low Speed Handpiece 1:1 Ratio,with Internal Cooling System 3. Air Pressure:2.5-3.0 kgf/cm²) 4. Water Pressure: 198Kpa (2kg) 5. Rotation Speed: 18,000-21,000 rpm 6. Chuck Type: Latch Type 7. Bur Applicable: Φ2.334-2.355mm 8. Noise: ≤70dB.
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