... 3.security,prevention of burglary,durable Rim lock SS1073D Stainless steel lock Model item: SS1073D Lock body Meas: 125*98*36mm Working ... to open the door,and indoor discharge the lock. 2.This lock suit for residential,especially for public gate of highrise flats,institution,school ... the coil not be burnt out for long time working. 4.The internal organization of lock passed a whole step improvement, ...