1.pusting button in inside knob locks outside knob.
2.turning inside knob or key from outside will unlock latch.
3.outside knob may be retained in locked postion by pushing and turning button clockwise to a horizontal position:not released until button is manually returned to the vertical position.
4.inside knob always active.
1.Door Thickness 25mm to 45mm 2.Good quality with low price3. Key: Various keys and keyways selectable.4. Latch : 60mm and 70mm as required. 5. Packing : carton6. Delivery date : 15-30days .7. Payment : EXW,TT.LC9. OEM order is welcome If you are interested in our products, please contact us at any time. Thank you for visiting our website.If you have any questions,please kindly leave a message to us. We will give you reply as soon as possible.Your feedback is our power of progress.
No.587SS door lock ,heavy cylindrical locks,knob lock (stainless steel Knob lock)