Quick Release Extension Adapter Quick release design: Attaches to standard wall hole opener tools, speeding setup and reducing extra steps for project efficiency. Easy, secure operation: Press the release button and rotate the center drill clockwise until you hear a click, confirming a secure fit and readytouse installation. Jam removal: After use, the center drill detaches smoothly without sticking, minimizing downtime and preventing damage to workpieces. Durable and compatible: Built from a durable metal alloy for long life, with a precision fit that works with most standard wall hole opener systems and center drills. Portable and precise: Compact, lightweight design maintains stable alignment during cutting for clean openings. Use scenarios: 1) Electrical work: create clean wall openings for outlets, junction boxes, or inwall cable passes with consistent sizing. 2) Remodeling and plumbing: access holes for pipes or vents behind walls without rework. 3) Hardware installation: precise passthrough or mounting holes for fixtures, shelves, or cabinetry. This adapter delivers reliable performance, straightforward operation, and broad compatibility, making it a practical addition to any wall opening or drilling toolkit.