Door Hole Drilling Kit for Wooden Doors: designed to paintings nicely with wooden doorways within the most common lock sizes for each day use; Adjustable plastic guide template matches 1-3/8-inch and 1-3/4 inch thick doorways and fits 2-3/8-inch and 2-3/4 inch backsetsProfessional Quality: the opening saw and arbor are made from durable carbon steel, coupled with a reinforced plastic guide template, which allows this door lock set up kit to ensure long-lasting performance even with frequent useEasy Lockset Installation: this adjustable guide template permits for simple and accurate drilling, and the snap-lock arm can be utilized to select door widths and backsets; No worries installation in a couple of clear-cut stepsNotice: this door lock installation package is like minded with wood doorways only; Do no longer drill in the course of the door solely on one side, it is best to drill bore gap halfway on both sides of the door.Please note: the physical slightly color distinction or difference, does not influence the use, please don't mind, thank you!Material: plasticcolour: redPackage Contents:1 x Door Lock Installation KitOnly the above equipment content, other products will not be included.Note: Light mirrored image and different reveals could cause the color of the object in the picture slightly various from the genuine thing. The measurement allowed error is +/- 1-3cm.