JINME J4 Children Mini head handpiece

Product Description

The J4 Mini Head Dental Handpiece is specifically designed for pediatric dentistry and clinical situations requiring enhanced access and precision. Featuring an ultra-compact 8.9mm miniature head, it allows superior visibility and maneuverability in small oral cavities.

Engineered with German ceramic bearings and a stable torque system, the J4 delivers smooth cutting performance with low noise and reduced vibration. Its push-button chuck ensures secure bur retention while allowing quick and convenient bur changes.

Designed for durability, safety, and comfort, the J4 mini head handpiece helps clinicians perform pediatric restorative procedures with improved control and confidence.

Key Features

• Ultra-compact 8.9mm miniature head for pediatric access

• High speed performance up to 450,000 RPM

• Push-button bur locking system

• German ceramic bearings for smooth operation

• Low noise level (<60 dB)

• Triple water spray cooling system

• Titanium plated surface

• Autoclavable up to 135°C

• Available in 2-hole or 4-hole connection

Clinical Applications

• Pediatric restorative procedures

• Minimally invasive cavity preparation

• Tight posterior access cases

• Orthodontic finishing

• Precision crown preparation in small oral cavities

Technical Specifications

• Model: J4

• Head Size: 8.9mm miniature head

• Working Pressure: 0.23 – 0.25 MPa

• Rotating Speed: 380,000 – 450,000 RPM

• Noise Level: <60 dB

• Atomized Water Pressure: 0.3 – 0.35 MPa

• Working Water Pressure: 0.2 – 0.23 MPa

• Water Flow: 90 – 110 mL/min

• Radial Vibration: ≤0.03mm

• Surface: Titanium plating

• Chuck Type: Push button

• Cartridge: Exposed cartridge

• Bearing: German ceramic bearing

• Sterilization: Steam sterilization ≤135°C

• Connection: 2 hole or 4 hole