Flexible sizing solution: supports door thicknesses of 13/4 inches and 13/8 inches, adapting to structural requirements; compatible with different types of glass; simplifies the door installation process. Tool wear prevention system: reduces installation difficulty by preventing wear on the tool during operation; protects both door and hardware; improves workflow efficiency; enables rapid, streamlined assembly steps. Accurate mortise configuration: facilitates precise hole positioning to confirm stable lock alignment and reduce manual errors; improves installation accuracy with an accurate mortise placement bracket. Multifunctional tool design: covers grooves and positioning while integrating versatile tools; eliminates the need for additional tools or steps; modular design meets complete installation needs for door lock mortise tasks with ease and efficiency. Use scenarios Scenario 1: Installing glass doors in a storefront where door panels vary in thickness and glass type; the tool's flexible sizing and mortise guidance ensure accurate lock alignment and fast install. Scenario 2: Retrofitting interior doors in a residential or commercial space that uses 13/4 inch doors and different glass panels; the system protects door and hardware and streamlines the installation process. Scenario 3: construction projects with mixed door types and frequent mortise adjustments; rapid setup, accurate hole placement, and modular tool integration support efficient, reliable lock mortise work.