Cordless Rechargeable Electric Mini Drill Grinder Engraving Pen Rotary Tool Kit

The product adopts a customized ultra-high-speed RuFeB motor with a service life of up to 5,000 hours. More torque than pen. 35000r/min Engraving Pen. The product can last for 100-110 minutes at idling and 60 minutes at full load.

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