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From the high-efficiency brushless motor and durable capacitor-free design to the intelligent safety systems, every feature of the HOPRIO S1M-180YE1 is built around the real-world needs of professional users. It’s not just a tool—it’s a reliable partner built for performance that lasts.

HOPRIO grinders are built for pros who care about performance—and the planet. They’re reliable, efficient, and ready to help you meet today’s green standards without slowing down.

HOPRIO’s brushless angle grinder—with its Soft Start and multi-level electrical and thermal protection—not only addresses the shortcomings of traditional tools but also raises the bar for safety across the industry. As tools evolve toward greater intelligence, safety is shifting from passive protection to active prevention. HOPRIO’s approach offers a blueprint for this transition. With future integration of IoT capabilities, real-time safety status feedback and remote control may further transform the user experience—truly unifying efficiency and safety.

Centered on brushless motor technology, the HOPRIO Brushless Angle Grinder achieves all-around breakthroughs in efficiency, stability, grinding performance, and energy utilization. With 25% higher efficiency, <0.05% speed drop, constant power and speed output, 25% higher grinding ratio, and a >0.9 power factor, it embodies a truly high-performance tool—engineered for those who rely on results.