The nakanishi BMH-300 is a professional-grade handpiece designed for high-precision grinding and polishing tasks. Its lightweight and well-balanced construction provides excellent handling, while its stable performance at high rotational speeds makes it suitable for detailed work in various fields, including precision machining, metal and resin finishing, model fabrication, and dental laboratory applications.

The maximum operating speed is 35,000 min⁻¹ or less, ensuring smooth rotation with minimal vibration, even at high speed.
With a body weight of only 156 g, it reduces hand fatigue during extended use.

The standard collet is φ3.0 mm (CHM-3.0), offering secure bit retention for accurate and consistent processing.
The unit also comes with essential tools, including two spanners (7×5.1 / 6×4.5) and a pin spanner (K-233), allowing for quick bit changes and easy maintenance.

Specifications

• Type: Attachment

• Maximum Operating Speed: 35,000 min⁻¹ or less

• Weight: 156 g

• Standard Collet: φ3.0 mm (CHM-3.0)

• Included Accessories:

  • Spanner (7×5.1 / 6×4.5): 1 each

  • Pin Spanner (K-233): 1