1set Dental Low Speed Handpiece E-type Contra Angle 1:1 Straight External Water Spray Air Motor 2/4 Holes With Tubes

1 Pc Dental Low Speed Handpiece E-type Contra Angle 1:1 Straight External Water Spray 245-392KPa 22000-27000 RPM 2/4 Holes Air Motor with Tubes ✅ Specifications Product Name: Dental Low Speed Handpiece (E-type Contra Angle Air-powered Low Speed Handpiece) Quantity: 1 Pc Type: E-type Contra Angle 1:1 Direct Drive Drive Mode: Air Motor Speed Range: 22000-27000 RPM Working Pressure: 245-392 KPa / 0.25-0.3 Mpa Interface Specification: 2/4 Holes (Compatible with Different Dental Units) Water Spray Mode: External Water Spray Compatible Bur: φ2.35mm Sterilization Temperature: Autoclavable 135°C Noise Control: ≤70 dB Accessories: With Tubes Application Scene: Dental Lab and Clinical Treatment ✅ Key Features Stable and Efficient: 1:1 Direct Drive Design Stable Speed at 22000-27000 RPM Compatible with φ2.35mm Burs Meeting Needs of Tooth Grinding Polishing and Other Precision Operations Strong Compatibility: Supports 2/4 Holes Interface Matching Most Dental Units No Need for Additional Adapters Reducing Equipment Compatibility Costs Reliable Cooling: External Water Spray Precisely Targets Working Area Effectively Cooling Burs and Teeth Avoiding High-temperature Damage to Dental Tissues Improving Treatment Safety Low Noise and Comfort: Noise ≤70 dB Reducing Noise Interference During Treatment Enhancing Patient Experience and Reducing Auditory Fatigue of Medical Staff Durable and Easy to Maintain: Autoclavable at 135°C Meeting Dental Hygiene Standards Simple Structure with Tubes Facilitating Daily Cleaning Extending Service Life ✅ Applications Tooth Preparation: Used for Caries Removal and Tooth Defect Trimming Stable Low Speed Ensures Precise Tooth Shaping Denture Restoration: Grinds Denture Edges During Try-in and Adjustment to Fit Patient's Oral Shape Polishing Treatment: Polishes Restored Teeth or Denture Surfaces with Polishing Heads Improving Surface Smoothness Dental Lab: Used for Model Processing and Implant Abutment Grinding Suitable for Both Lab and Clinical Scenes ✅ Usage Guide Interface Selection: Choose 2-hole or 4-hole Version According to Dental Unit Interface Ensuring Stable Air Pressure Transmission Installation Steps: Connect Tubes to Handpiece and Dental Unit Check Air Tightness Before Starting Install Burs to Match φ2.35mm Chuck Avoid Loosening Operation Points: Maintain Air Pressure Within 245-392KPa During Use Avoid Overpressure External Water Spray Must Target Bur Working End Ensuring Sufficient Cooling Cleaning and Sterilization: Disassemble Tubes After Use Remove Residues Sterilize at 135°C Store in Dry Instrument Box After Cooling NOTES Prohibit Over-speed or Over-pressure Use to Prevent Motor Overload Damage and Extend Service Life Ensure No Residual Water Inside Handpiece Before Sterilization Avoid Rust or Component Failure After Sterilization Replace Tubes Timely if Aging or Damaged to Prevent Air Leakage or Abnormal Water Spray Only Compatible with φ2.35mm Burs Prohibit Other Sizes to Avoid Chuck Damage or Operation Risk Run Idle Regularly When Not in Long-term Use Check Speed and Water Spray Function to Ensure Stable Performance Packing List 1 Pc Dental Low Speed Handpiece (E-type Contra Angle) 1 Set of Matching Tubes