Description
Super Class B Double Keyhole Security Door Lock Cylinder

Specifications
Brand: XINGTAI
Type of Lock: Double Keyhole
Lock Material: Copper
Number of Key: 8 Keys
Total Weight: (approx.) 330g

Features
This item is applicable to wooden doors， aluminum alloy doors， stainless steel doors， interior doors， etc.
It adopts polyaxial locking to prevent from the theif's key for security.

Notes
Please keep the keyhole clean so that it works properly.
Do not force the bended key into the hole， in case the damage of the internal spring.
There are 8 key included in a pack: 5 black keys， 2 red keys and 1 blue key.
Black key is for owner， red is for installer and the blue is to invalidate the red key.
Insert BLUE into the keyhole to rotate 360° and pull out， the REDs will be invalidated， and the BLACK and BLUE are still effective to the lock. 

Package included
1 x Lock Cylinder
8 x Keys
1 x Plastic Box