??材質&表面處理： 本體-銅,鍍鉻、擋片-鋼鐵,鍍鎳 ???Material：Body-Brass,Chrome plated?; Cam-steel,Nickel plated.

??可提供20000種鎖心組合(訂制生產),常規品為同號鎖心 ???20000 combinations available.?

??關閉狀態時,鑰匙方可拔出,避免使用者忘記關門 ???When close,the key can be taken out,prevent the user forget to close the door.???????????????????????????????????????????????????????????

??鑰匙無法直接從正面插入,加強防盜防破壞性能.???The key can not be inserted from front directly,Strengthen the theft-proof function.

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