Presto Door Knob Lock | Door knob with push button locking

Press button to latch from inside until unlocked by key or by inside knob<br /><br />Separate opening tool available for unlocking<br /><br />Dimpled keys<br /><br />For 32-50mm door thickness<br /><br />1,00,000 cycles tested<br /><br />Available in Anthracite, Chrome Plated, Nickel Plated Satin, Antique Brass & Brushed Steel