本产品结构特点：叶片结构内双面铣匙，采用劳斯钥匙生产

工艺，精密度高，难以复制，密钥高达2000万，互开率低。

Structural features of this product: the double-sided milling key in the blade structure adopts the rolls key production process, which has high precision and is difficult to copy. The key is up to 20 million and the mutual opening rate is low.