It was a proper thing made by Korean modern company. There is no problem with installation and operation. Although it may be newly installed, in order to substitute for domestic products, I think that it is necessary to pay attention because the back set, the opening and closing claws, the shape of the locking mechanism etc are slightly different.
It is impossible to build a handful ball lock that was standard equipment in a container type rental warehouse made in China, because there is no base key to build a key key! Because the back set is also special, it can not be found in the domestic product because it is special because it is not a domestic product, hit to Coco when it sees the need to do the door processing when it becomes the exchange, arrive the next day immediately, exchanged without the processing, Don Pissha, compared It was made of the same Korean, it has been proven for 6 years by periodically injecting powder spray into the keyhole with rubber packing in between for outdoor use.
Since I created the door I bought two sets of patterns to use and exchange for the door of the room. Do not use it outdoors. It seems that it is easy for picking to be picked up. I think that it is a satisfactory commodity for price as indoor use. To rattling ※ Grease was applied to a large extent. Pretty movement will be smooth.
Although it seems to be overseas when looking at a box or the like, it was sufficiently installed, and it was a solid product. Because it was the replacement of the doorknob in the storeroom, the design is enough. Anyway, it was cheap and good.