BC1709SB Brass Door Lockset

1. Surface treatments available   There is a thick protective layer on the surface to preven from corrosion  and oxidation, so tough and stable

2. Mechanical key & self-locking   Mechanical key to open, so brief and convenien; knob behind close from inside,  keeping private space

3. 4550 lock body   Strict technology control makes lock  body high quality, fine sensitivity ability,  solid、durable and unfading features

4. Gourd guts cylinder    Reasonable mechanical structure, safe and firm, cylinder standards are superior  than industry indexs

  Copper anticorrosion，better than ordinary steel, superior to aluminum in alkaline atmosphere, 

when use copper, its nature can not be changed, anticorrosion, copper product can use for life 

time, even longer. copper makes buildings look warm, classic and high-grade, which will be 

permanently maintained.

6. Brass door lockset is for interior door, good choice for campus, hotels

apartments and leisure center, so delicate and generous

Main characters of brass door lockset:

Auto Lock: after the door is closed properly, the door will lock automatically. Only with the right

key to open from outside.

Mortise direction changing: use simple tool to change the mortise direction.

Computer key and self-locking function: copper lock equipped with delicate structure, high 

security computer keys, easy to be copied;  users can lock inside with the key, preventing illegal 

opening and enhancing the ability to be tampered.

Comfortable touching: door lock design according with human body engineering mechanics, 

graceful and elegant line, delicate touch, which saves labor in opening, make users get advanced 

experience.

International quality standard: surface treatment by the United States ASTMB480 hours salt 

fog corrosion test, have the CE, FCC and RoHS and other international certification, the quality 

of door lock is better than that of industry standard and national standard.

Environmental and healthy: bacterial cross infection is very high frequency, lock raw copper

material with good antibacterial performance, can effectively inhibit bacteria,  green and healthy.

  The series of copper door lock of Guangzhou Onlense Technology Co. Ltd. is widely used 

in residential, hotel, office and commercial center building decoration, we provide high-quality 

door lock products and security solutions for global customers.