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Open Lock

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Lock DCs
Lock DC
Very simple lock 20
Average lock 25
Good lock 30
Amazing lock 40

Open Lock (Dex; Trained Only)

Attempting an Open Lock check without a set of thieves’ tools imposes a -2 circumstance penalty on the check, even if a simple tool is employed. If you use masterwork thieves’ tools, you gain a +2 circumstance bonus on the check.


The DC for opening a lock varies from 20 to 40, depending on the quality of the lock, as given on the table below.

See also: epic usages of Open Lock.


Opening a lock is a full-round action.


If you have the Nimble Fingers feat, you get a +2 bonus on Open Lock checks.


You cannot pick locks untrained, but you might successfully force them open.