Weslock, 640I-671, Keyed Entry, Impresa Traditionale, Knobset Combo Pack, Single Cylinder, Weslock 640I-671 Single Cylinder Keyed Entry Impressa Door Knobset and 671 Deadbolt Combo Pack with Round Rosettes from the Traditionale Series A Keyed Entry Knobset is a single cylinder locking Knobset. Keyed Entry Knobsets can be locked and unlocked from the exterior using a key. The interior portion can be locked by a push button on the interior rosette. These are generally used on garage doors or doors that can be accessed by the exterior of the house. Includes: Square and Round Corner Strike Plate and Faceplates. If you need Drive-in Plates, Please contact customer service to note the order If you have specific keying instructions, please contact customer service before placing the order. Includes: Square and Round Corner Strike Plate and Faceplates. If you need Drive-in Plates, Please contact customer service to note the order If you have specific keying instructions, please contact customer service before placing the order. Limited Lifetime Mechanical Warranty Door Prep For Both Deadbolt and Knobset Bore Holes: 2-1/8 Diameter Bore hole, 1 diameter latch hole Automatic adjustment to door thickness of 1-3/8 to 1-3/4 Both Cylinders: Weslock 5 Pin Removable Knobs prevents scratching during installation Panic-Proof Keyed Entry Feature: allows one turn of the Knob for unlocking and opening the door Knobset Projection: 2-1/8 Knob Rosette Width: 2-1/2 Knob Rosette Height: 2-1/2 Deadbolt Exterior Projection: 7/8 Deadbolt Interior Projection: 7/8 Deadbolt Overall Height: 2-3/4 Deadbolt Overall Width: 2-3/4