FAQ

General FAQ

Kaneiko is a dental handpiece brand focused on precision, stability, smooth rotation, and clinical control. Kaneiko offers premium dental handpieces and related instruments for restorative dentistry, prosthodontic procedures, endodontic workflows, surgical workflows, implant procedures, polishing, finishing, and daily clinical use.

Air Turbine Handpieces for high-speed cutting, crown preparation, and cavity preparation
Low-Speed Handpieces for polishing, finishing, trimming, and controlled adjustment
Contra Angle Handpieces for intraoral access, polishing, finishing, and restorative procedures
Surgical Handpieces for bone cutting, surgical access, and oral surgery procedures
Straight Handpieces for direct access, trimming, prosthetic adjustment, and surgical workflows
Reciprocating Handpieces for IPR, endodontic file movement, and root canal workflows
Electric Handpieces for consistent torque, stable speed control, and smooth clinical handling
Implant Handpieces for implant site preparation and controlled surgical rotation
Dental Air Motors and Quick Couplings for compatible handpiece connections, tubing systems, and low-speed workflows
Bur Bundles, offered in collaboration with MR.BUR for selected handpiece workflows

Kaneiko is known for precision dental handpieces engineered for stable performance, smooth rotation, clinical control, and long-term durability. Kaneiko dental handpieces are designed to support daily clinical workflows including crown preparation, cavity preparation, polishing, finishing, surgical access, implant site preparation, and restorative dentistry.

The brand focuses on handpiece compatibility, torque stability, bur retention, water spray cooling, reduced vibration, and reliable handling across air turbine handpieces, low-speed handpieces, contra angle handpieces, straight handpieces, surgical handpieces, electric handpieces, implant handpieces, dental air motors, and quick couplings.

Kaneiko dental handpieces are designed to support standard dental bur systems depending on the handpiece model. Air turbine handpieces commonly use FG burs with a 1.6 mm shank, contra angle handpieces commonly use RA / CA burs with a 2.35 mm shank, and straight or surgical straight handpieces commonly use longer HP burs with a 2.35 mm shank.

Always check the product specification before use because bur compatibility depends on the handpiece type, chuck system, retention design, speed range, motor system, and clinical application.

Yes. Most Kaneiko dental handpieces are autoclavable up to 135°C, depending on the specific model. Proper cleaning, lubrication, drying, and sterilization help maintain smooth rotation, bearing performance, bur retention, water spray function, and long-term handpiece reliability. Always follow the recommended maintenance and sterilization instructions for each Kaneiko handpiece model before clinical use.

Kaneiko dental handpieces are intended for use by qualified dental professionals, trained clinicians, dental technicians, and authorized dental team members. Users should understand correct bur selection, handpiece compatibility, motor connection, water spray cooling, lubrication, sterilization, and safe clinical handling before operating any dental handpiece in a clinical or laboratory workflow.

Air Turbine Handpiece FAQ

Kaneiko air turbine handpieces operate at high rotational speeds, typically between 300,000 and 400,000 rpm, depending on the model, air pressure, and clinical setup. This high-speed rotation supports efficient cutting for crown preparation, cavity preparation, enamel reduction, restorative procedures, and removal of old restorative materials. For more details, read our high speed handpiece guide.

Selected Kaneiko air turbine handpieces feature 4-point water spray cooling to help control heat during high-speed cutting. Effective spray cooling supports smoother cutting performance, protects tooth structure, and improves clinical control during crown preparation, cavity preparation, and restorative dentistry.

Kaneiko air turbine handpieces commonly use FG burs with a 1.6 mm shank. FG burs are designed for high-speed friction grip dental handpieces and are commonly used for crown preparation, cavity preparation, enamel shaping, finishing, and restorative procedures. Always make sure the FG bur is fully seated and compatible with the specific handpiece model before use.

Yes. Selected Kaneiko air turbine handpieces are available in M4 and B2 coupling configurations, depending on the model. Before ordering, check your dental unit tubing type, coupling system, and handpiece connection requirement. Choosing the correct coupling helps maintain stable airflow, proper water spray cooling, smooth rotation, and reliable high-speed cutting performance.

Kaneiko air turbine handpieces should be lubricated after each use and before sterilization, unless the specific model instructions state otherwise. Regular lubrication helps protect the turbine cartridge, bearings, chuck system, and internal moving parts. Proper maintenance can reduce noise, vibration, overheating, poor bur retention, and premature handpiece wear.

A dental air turbine handpiece may overheat due to lack of lubrication, insufficient water spray, blocked spray channels, worn bearings, debris inside the chuck, excessive cutting pressure, incorrect air pressure, or use of an incompatible FG bur. If the handpiece becomes hot, noisy, or unstable during use, stop operation and inspect the lubrication, water supply, bur seating, and maintenance condition before continuing clinical treatment.

Low Speed Handpieces FAQ

Selected Kaneiko low-speed handpieces use a 1:1 direct drive ratio, meaning the handpiece output speed follows the motor speed without speed increase or reduction. This setup supports controlled polishing, finishing, trimming, restorative adjustment, and procedures where torque stability and tactile control are more important than maximum cutting speed. For more details, read our low speed handpiece guide.

Yes. Selected Kaneiko low-speed handpiece systems support forward and reverse rotation, depending on the motor and model configuration. This can help clinicians control polishing, finishing, adjustment, and chairside refinement procedures more efficiently.

Bur compatibility depends on the handpiece type. Contra angle handpieces commonly use RA / CA burs with a 2.35 mm shank, while straight handpieces commonly use longer HP burs with a 2.35 mm shank. FG burs use a 1.6 mm shank and are generally used with high-speed friction grip air turbine handpieces, not standard low-speed straight handpieces.

Yes. Selected Kaneiko low-speed handpieces are compatible with E-type air motor systems, depending on the model. Motor compatibility is important because the connection between the motor and handpiece affects torque transfer, rotational stability, and clinical performance.

Yes. Selected Kaneiko low-speed handpieces can be sterilized up to 135°C, depending on the model specification. For long-term performance, clean and lubricate the handpiece before sterilization to help protect the gears, bearings, chuck system, and internal transmission components.

Surgical Handpieces FAQ

Kaneiko surgical handpieces are used for oral surgery procedures that require controlled torque, stable rotation, and cooling support. They are suitable for implant site preparation, bone cutting, trimming, tooth sectioning, surgical access, and oral surgery workflows, depending on the handpiece model, bur type, irrigation setup, and motor system. For more details, read our surgical handpiece guide.

Selected Kaneiko surgical handpieces support external irrigation systems. Irrigation helps manage heat generation during bone cutting, implant site preparation, and surgical procedures. Always confirm the irrigation setup, motor compatibility, and bur compatibility before using a surgical handpiece in clinical treatment.

Yes. Selected Kaneiko surgical handpieces are designed for implant motor systems. Surgical straight handpieces and surgical contra angle handpieces may require specific implant motor configurations, external irrigation, and compatible surgical burs. Please check each model’s specification before using it for implant or oral surgery procedures.

A surgical handpiece is designed for lower-speed, higher-torque, controlled surgical performance, while an air turbine handpiece is designed for high-speed cutting using compressed air. Surgical handpieces are commonly used with implant motors and external irrigation for bone cutting and implant procedures, while air turbine handpieces are commonly used for crown preparation, cavity preparation, enamel reduction, and restorative dentistry.

Yes. Kaneiko surgical handpieces are designed for repeated clinical sterilization cycles, depending on the specific model. Proper cleaning, lubrication, drying, and sterilization help maintain torque stability, bur retention, smooth rotation, irrigation performance, and long-term surgical handpiece reliability.

Electric Handpieces FAQ

Electric dental handpieces provide constant torque, stable speed control, lower vibration, and higher cutting efficiency compared with many air-driven systems. Because the motor maintains rotational consistency under load, electric handpieces support smoother cutting, better control, and more predictable performance during restorative, prosthodontic, and precision preparation procedures.

Selected Kaneiko electric handpieces are designed to integrate with compatible electric motor systems, depending on the model and connection type. Before use, clinicians should confirm the motor system, gear ratio, coupling compatibility, water spray design, bur type, and speed range to ensure safe and stable clinical performance.

Bur compatibility depends on the electric handpiece model. Some electric handpiece systems may support FG burs, while electric contra angle configurations commonly use RA / CA burs. Always check the product specification because the bur shank diameter, retention system, torque output, and speed range must match the handpiece design.

With proper use, lubrication, water spray, and compatible burs, overheating is minimized. Electric handpieces may overheat when the wrong bur is used, water spray is blocked, pressure is excessive, lubrication is insufficient, or the handpiece is not maintained correctly. If heat, vibration, or noise increases during use, stop operation and inspect the handpiece before continuing treatment.

Implant Handpieces FAQ

A Kaneiko implant handpiece is used during dental implant placement and implant site preparation. It is designed to provide controlled rotation, stable torque, and surgical precision at lower speeds. Implant handpieces are commonly used with implant motors and irrigation systems to support safe, accurate, and predictable implant workflows.

Yes. Selected Kaneiko implant handpieces support external irrigation systems. Irrigation is important during implant procedures because it helps reduce heat generation during bone preparation and supports safer surgical cutting. Always confirm the irrigation setup, motor compatibility, and clinical application before use.

Many implant handpieces commonly use a 20:1 reduction ratio, depending on the model. A 20:1 reduction ratio helps provide controlled speed and higher torque for implant site preparation, drilling workflows, and surgical procedures. Always check the exact gear ratio and motor compatibility in the product specification before clinical use.

Yes. Selected Kaneiko implant handpieces are designed for implant surgical motor systems. Compatibility depends on the connection type, gear ratio, irrigation system, torque requirement, and clinical procedure. Always verify the model specification before using the handpiece for implant placement or oral surgery.

Yes. Kaneiko implant handpieces are designed for autoclave sterilization, depending on the model specification. Because implant procedures require strict infection control, the handpiece should be cleaned, lubricated, dried, and sterilized correctly after each use to maintain torque stability, smooth rotation, irrigation performance, and long-term reliability.

Air Motor & Quick Couplings FAQ

Kaneiko offers dental air motors and quick couplings designed to support compatible dental handpiece systems. Available options include quick connectors such as QC4, KL6, SL6, WH6, BL6, NL4, and NL6, as well as air motors such as AMT-4 and AMT-6. These components help connect the dental unit, tubing, motor, and handpiece for stable airflow, smooth rotation, and reliable clinical operation. For more details, read our dental air motor and quick couplings guide.

The difference between 4-hole and 6-hole models is the connection type of the dental unit tubing. A 4-hole connection is commonly referred to as M4, while 6-hole configurations are often used with fiber optic handpiece systems. Choosing the correct connection is important because the wrong coupling may cause air leakage, reduced water spray, weak handpiece performance, or unstable operation.

Choose the correct quick connector based on your dental unit tubing type, existing handpiece system, optic or non-optic requirement, and model compatibility. Before ordering, check whether your setup uses a 4-hole or 6-hole connection and confirm that the quick coupling matches your Kaneiko handpiece model. If you are unsure, review your dental chair tubing and handpiece specifications before purchase.

Kaneiko AMT-4 and AMT-6 air motors are designed to support compatible low-speed dental handpiece systems with a standard E-type connection. They can be used with selected 1:1 low-speed handpieces, contra angle handpieces, and straight handpieces, depending on the model. Always confirm the handpiece connection, motor type, gear ratio, and clinical application before use.

Air leakage or reduced handpiece performance may be caused by worn O-rings, incorrect connection type, insufficient air pressure, blocked tubing, poor coupling fit, or lack of lubrication. These issues can affect airflow, water spray, torque transfer, and smooth rotation. Regular inspection, correct connector selection, and proper maintenance help keep the air motor, quick coupling, and handpiece system working reliably.

Maintenance & Sterilization FAQ

Kaneiko dental handpieces should be cleaned, lubricated, dried, and sterilized according to the specific model instructions after clinical use. Proper maintenance helps protect internal components such as bearings, gears, turbine cartridges, chuck systems, and spray channels. Regular maintenance also helps reduce vibration, noise, overheating, poor bur retention, and unstable handpiece performance.

Lubrication is important because it helps reduce friction inside the dental handpiece and protects moving components during operation. Without proper lubrication, the handpiece may develop increased noise, vibration, heat, reduced speed, poor torque transfer, or premature bearing wear. Air turbine handpieces, low-speed handpieces, contra angle handpieces, straight handpieces, surgical handpieces, and implant handpieces should be maintained according to their model-specific lubrication requirements.

Yes. Most Kaneiko dental handpieces are designed for autoclave sterilization up to 135°C, depending on the model specification. Before sterilization, the handpiece should be cleaned and lubricated properly to help maintain smooth rotation, bur retention, water spray function, torque stability, and long-term reliability. Always check the product instructions before sterilizing any dental handpiece.

A dental handpiece may become noisy or vibrate due to worn bearings, insufficient lubrication, debris inside the chuck, incorrect bur selection, bur imbalance, poor coupling fit, blocked spray channels, or improper sterilization. If vibration, noise, or unstable rotation continues after cleaning and lubrication, the handpiece should be inspected before further clinical use.

A cartridge, bearing, or internal component may need replacement when the handpiece shows reduced speed, increased noise, vibration, overheating, poor bur retention, weak torque, unstable rotation, or reduced cutting efficiency. Regular inspection and proper maintenance help prevent sudden performance failure during crown preparation, cavity preparation, polishing, finishing, surgical procedures, and implant workflows. Watch this tutorial for cartridge replacement .

Kaneiko provides a quick instructional video, “Kaneiko Quick Coupling | 20-Second Light Bulb Replacement,” to help users understand the basic light bulb replacement process for compatible quick coupling models. Before replacing the light bulb, make sure the quick coupling is disconnected, cooled down, and handled according to the product instructions. Always confirm the coupling model, bulb type, and compatibility before replacement to avoid poor illumination, loose connection, or damage to the quick coupling system.

For internal link/video link, link only this text:

Kaneiko Quick Coupling | 20-Second Light Bulb Replacement

Shipping Related FAQ

Yes. Kaneiko offers international shipping to support dental professionals, clinics, distributors, and global customers. Shipping availability may depend on the destination country, courier service, customs clearance, and local import regulations.

Delivery times vary depending on the destination and courier service. Normally, Kaneiko orders are delivered within 3–5 working days, subject to stock availability, payment confirmation, shipping method, customs clearance, and local delivery conditions.

Kaneiko ships to over 175 countries worldwide. Shipping availability may vary depending on courier coverage, customs regulations, and local import requirements. Please contact Kaneiko support if you would like to confirm delivery availability for your region before placing an order.

Yes. A tracking number will be provided once your Kaneiko order has been dispatched. You can use the tracking number to check shipment progress, courier updates, estimated delivery status, and delivery completion.

Customs duties, import taxes, tariffs, and other local charges may apply depending on your country’s regulations. These charges are determined by local customs authorities and are usually the responsibility of the recipient. Kaneiko recommends checking your local import requirements before placing an international order.