MIJIA สว่านไฟฟ้าไร้แปรงถ่าน รุ่นที่ 2 แรงบิดสูงสุด 50N·m 1900mAh เกียร์ 32 ระดับ มอเตอร์ไร้แปรงถ่านประสิทธิภาพสูง Type-C -CN

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