LSDA Grade 3 Deadbolts are designed for standard duty residential exterior and interior doors which require a positive deterrent to forced entry. They have a full 1″ throw deadbolt with hardened steel rod insert, and revolving cylinder collar that resists any attempts at twist-off.
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Single Cylinder Deadbolt
Turning inside turn button, or key on outside, locks outside deadbolt until unlocked with a key or inside turn button. Inside turn button always retracts latch.
Double Cylinder Deadbolt
Both sides of deadbolt fixed. Entrance by key in either side.
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