1. Core Performance: Powerful Engine, Precise Control
Standard equipped with 9 grinding heads, covering cutting (6.0K/4.0K/2.0K), engraving (0.6A/0.4A), polishing/finishing (9.8mm), rough shaping (6.3mm). Suitable for various materials, ready to use out of the box.
The high-speed motor has a peak speed of 14500/min, with sufficient torque, low noise, stable operation, and high concentricity to prevent vibration. The speed can be adjusted in 3 gears to meet the needs of multiple scenarios such as cutting, engraving, and polishing.
The quick-disconnect grinding head can be plugged and unplugged directly to achieve coaxiality, which is convenient and stable for replacement. The wireless design eliminates constraints, with Type-C charging and a dedicated battery, providing long-lasting battery life and worry-free charging.

2. Humanized Design: Easy to Operate, Comfortable for Long-Term Use
The Kaisi 329 Precision Grinding Pen enhances precision work with its streamlined design, efficiently unlocking new possibilities for maintenance and creation! Ergonomic grip design, closely fitting the texture of the hand and the curvature of the finger joints, providing good anti-slip and control, making it easy to operate for long periods without getting tired.