Saeshin 105L Dental Lab Handpiece

Saeshin 105L Handpiece is a high-precision, heavy-duty micromotor handpiece engineered for dental laboratories and technical applications. Known for its smooth performance, low vibration, and exceptional durability, the 105L delivers consistent torque and stability even during long operating sessions. Designed with ergonomic comfort, high-quality bearings, and efficient heat dissipation, this handpiece ensures precise cutting, grinding, and finishing of dental materials such as zirconia, alloy, PMMA, wax, and ceramics. Its quick-change chuck system, balanced construction, and compatibility with various Saeshin control units make it one of the most reliable lab handpieces in its class.

• Model: Saeshin 105L Handpiece
• Type: Dental/Lab Micromotor Handpiece
• Rotation Speed: Up to 35,000 RPM
• Torque: Stable high torque
• Collet Size: 2.35 mm standard
• Vibration: Low
• Cooling: Air ventilation design
• Material Compatibility: Zirconia, alloy, PMMA, resin, wax, ceramic
• Body Design: Slim, ergonomic, lightweight
• Bur Change System: Quick-change chuck

1. Setup and Connection
• Connect the Saeshin 105L micromotor handpiece to the control box using the supplied connection cord.
• Ensure the connector is properly aligned and securely inserted.
• Check all cables and connections to confirm they are tight and free from damage before operating the device.

2. Powering On the Device
• Plug the control box power cable into a suitable electrical outlet.
• Press the Power Button on the control box to turn on the system.
• The display or indicator on the control unit will show the current operating settings, including speed and direction.

3. Adjusting Operating Settings
• Use the control panel interface on the control box to configure the operating parameters.
• Adjust the motor speed using the four-stage speed control system for accurate performance.
• Select the rotation direction (forward or reverse) depending on the specific dental laboratory procedure.

4. Foot Control Operation (Optional)
• Connect the foot control pedal to the designated port on the control box.
• Ensure the pedal is securely connected before operation.
• Use the pedal to start, stop, and regulate the motor speed, allowing hands-free control and improved workflow efficiency.

5. Inserting the Dental Tool
• Choose the appropriate dental tool, such as:
• Bur
• Cutting disc
• Polishing tool
• Insert the tool into the collet or chuck mechanism of the Saeshin 105L handpiece.
• Tighten or lock the mechanism to ensure the tool is securely fixed and properly aligned.

6. Performing the Procedure
• Hold the handpiece comfortably and position it over the working material.
• Activate the micromotor using the control box or foot pedal.
• Use the handpiece to perform procedures such as:
• Cutting
• Grinding
• Finishing
• Polishing dental materials
• Switch between forward and reverse rotation when necessary for different tasks.

7. Safety Precautions
• To ensure safe operation:
• Always wear appropriate Personal Protective Equipment (PPE) including gloves, eye protection, and masks.
• Ensure the tool is securely inserted before starting the motor.
• Keep the workspace clean and free of obstructions.
• Do not touch the rotating tool while the device is operating.
• Operate the handpiece within the recommended speed limits for the inserted tool.

8. Powering Off and Cleaning
• Stop the motor using the control box or foot pedal.
• Turn off the power switch on the control box.
• Unplug the control box from the electrical outlet.
• Remove the dental tool from the handpiece.
• Disconnect the handpiece if necessary.
• Clean and disinfect the handpiece according to standard dental laboratory hygiene procedures.

Saeshin 105L Handpiece

6 Months warranty from the date of purchase.