PDQ Manufacturing offers a complete line of conventional cylinders including RIM, Mortise, and Key in Knob/Lever types. Our default keyways are Schlage C for conventional cylinders, Schlage compatible LFIC large format (full size) for interchangeable cores, and BEST A for SFIC small format interchangeable cores. Available in most non-proprietary keyways. Most cylinders come standard as 6-pin (keyed for 5-pins). Our highly trained keying team can design a system to your specific needs. KA, Master Key, Cylinder, and Key marking are all available. Computer controlled key engraving accommodates any level of security and key control requirements.