Solid brass crescent thumb turn with oval back plate for use with privacy mortise locks. The oval plate measures 1 3/16" by 1 3/4". The spindle measures 3/16" by 1 5/8" and is oriented on the diamond. This thumb turn is available in un-lacquered brass, polished nickel, satin nickel and oil rubbed bronze.
Also called a turnkey, is usually an oval or crescent shaped knob which is turned to operate the dead bolt of a privacy or entry mortise lock and may be connected to a door plate or a separate part. Learn about hardware >
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