The Protec is a disc-detainer lock made by Abloy. The Protec uses nine or eleven discs that interface with a sidebar. One of the main features of the Protec is a "Disc Blocking System" that locks discs in place and makes various forms of attack

ABLOY PROTEC2 is the latest milestone in the development of the unique ABLOY rotating disc cylinder keying systems. Secure in every way In an ABLOY PROTEC2 locking system, different products can be keyed into the same master key system and thus all produc

How to open Abloy Protec cylinder lock using a special tool.