1, the purchase of the same quality model (the most important is the same size as the drawer lock hole) drawer lock;
2. The locks purchased separately as shown in the figure;
3. Put the lock core part into the lock hole from the inside of the drawer. Note that the direction of the lock post is the same as the direction of the lock, so as to ensure that the drawer is locked after the key is turned, otherwise it may cause the lock to remain after the key is turned;
4. Tighten the four screws;
5. Cover the outer lock cylinder cover of the drawer;
6. Use the key to see if you can lock and open the drawer normally.