1.Lock core gears engage with micron-level precision, delivering smooth rotation every time to showcase masterful craftsmanship. 2.Repeatedly polished lock body edges, paired with high-hardness alloy materials, ensure wear and damage resistance—durability shines through in every detail. 3.The sealed structure fits seamlessly, providing all-round dust and water protection; craftsmanship lies in every subtle, easy-to-miss detail. 4.Precisely calibrated bolt extension trajectory, combined with anti-pry buckle design, ensures meticulous detail control for uncompromising quality.