Medeco High security cylinder
You are purchasing the DLT keyway. It is true high security and is under patent until the year 2021.
It is bump proof, drill resistant and pick proof.
What is key control?
You will receive 2 pass keys plus an ID card. You will need this ID card to make duplicate keys.
Medeco for Schlage, high security 6 pin cylinder, "B", "E", "F160" deadbolts, bright brass, DLT restricted keyway.