The double-key locking lock is a key-operated mechanical interlock:
Designed for the control of electrical panels, valves and
operations in general;
Comes with a 12mm diameter bolt available in various
lengths;
Available with key series QA1;
Material: brass and/or stainless steel;
Ideal for use in corrosive, non-corrosive or
aggressive environments;
Version with interlocked keys.