Maxtech (Like Segal) Solid Jimmy Proof Deadlock Deadbolt Single Cylinder Lock Set comes with Wilson 6180 Top Security 18 pins Rim/Mortise 1-1/8" Cylinder Combo (interchangeable) Solid Brass, Bronze US10 Body and flat strike, HIGH SECURITY, 3 dimensional cross section key, 3 Keys included. This Maxtech Solid Jimmy Proof Single Cylinder Deadlock Deadbolt is for use on commercial and residential doors to provide jimmy resistant locking. Comes with flat strike, Wilson 6180 Top Security polished brass 18 pins solid cylinder, 3 dimensional cross section key, Self Drilling Screws & Large Backing Plate. Provides superior locking strength with protection against "jimmying" or spreading the door from the frame to gain entry. The Bronze US10 case, bolt and strike along with the shutter guard offer maximum strength for total protection. Lockset consists of: Solid Lock, flat strike, Wilson 6180 Top Security polished brass 18 pins solid cylinder, 3 keys, screw pack, cylinder trim ring, large back mounting plate.