... , privacy, passage ,dummy, lever. material can be brass, stainless steel, steel. PB,SS,SC,CP.lockset is an ideal economical choice ... and facility use. * Solid steel chassis and latch case,zinc plated for corrosion resistance. * Exposed trim is made of either wrought stainless steel ... right or left hand door. Cylindrical knob door lock and stainless steel lock and ball lock, bathroom door lock set