Product parameters: This mini grinder set includes 50 pieces and is designed as a battery-powered sanding and polishing tool. It has a working voltage of 3.6V, a three-speed adjustment design, and a clamping range of 1-3mm. The machine has a net weight of 100g, and the image shows a compact handheld body in a dark tone with blue accents.

Core features: The tool is described with high concentricity for more stable operation. It is made to be held steadily with one hand, which helps reduce jumps or shakes during use. The cordless lithium battery charging design supports cable-free handling, while the three-speed adjustment allows operation according to different work needs.

Applicable scenarios: Suitable for users who need a compact rotary tool for sanding, polishing, and similar fine-tuning tasks. The lightweight structure and one-handed operation make it practical for handheld use in everyday repair, craft, or detail processing situations where flexible movement and cordless use are preferred.

Product summary: This 50-piece mini grinder set combines a compact body, cordless battery-powered use, and three-speed adjustment in a handheld design. With a clamping range of 1-3mm and lightweight construction, it offers a practical solution for small-scale sanding and polishing work.