Toyo Associates
Toyo Handpiece Grinder HP-50

Manufacturer: Toyo Associates, Ltd.
Features
The Mr. Meister Handpiece Grinder HP-50 has remained a popular choice since its release because it effectively solves the common problems associated with many handpiece grinders. Many models are either too expensive or provide limited performance, but this grinder offers reliable capability while maintaining excellent cost efficiency. The compact and lightweight design, weighing approximately 86 g, makes the tool comfortable to handle during extended use. Despite its small size, the handpiece allows users to swap the collet easily in order to support a wide range of cutting tools available both domestically and internationally.
Furthermore, the system accommodates shaft diameters of 3.0–3.2 mm (1/8 inch) and 2.35–2.4 mm (3/32 inch), which provides flexibility when selecting tools for different machining tasks. Tip tools can also be replaced quickly by simply pressing the handpiece lock button, which helps maintain smooth workflow during operation. In addition, the grinder includes a service tip tool, allowing users to begin working immediately after setup. As a result, this tool becomes a convenient and versatile solution for precision tasks. It can be used for engraving, cutting, polishing, and cleaning materials, while the handpiece design remains the same as the HP-100R, ensuring familiar operation and consistent performance.
Specifications
| Rotational speed | 17,000 min-1 [revolutions per minute] |
| power supply | 100V 50/60Hz |
| Product specifications (handpiece) | |
| power supply | From AC adapter |
| Grasping diameter | According to the collet used |
| weight | Approximately 86g |
| size | φ30×L140mm |
| Rated time | 30 minutes (no load) |











