Designed specifically for doors with thicknesses of 1-3/4 inches (approximately 44mm) or 1-3/8 inches (approximately 35mm), this door latch installation aid uses automatic positioning and precision chiseling to eliminate...
tedious measurements during lock installation, achieving professional-grade efficient work.
Core Advantages
Dual-Mode Compatibility: Compatible with two common door thicknesses (1-3/4 inches / 1-3/8 inches), quickly switchable using the markings on the tool for strong adaptability.
Precision Positioning System: The guide head locks the outline position to ensure centered chiseling. The 90-degree stop plate fits against the door edge to control chiseling depth (5/32 inch), preventing damage to the door body. The outline blade and mortise blade handle cutting the door lock outline and removing wood from the mortise area respectively, with clear division of labor.
Simple and Efficient Operation: Insert the guide head, hammer it into position, then switch blades for chiseling. No complex measurements required, allowing beginners to get started quickly.
Detail Design
The blades are made of hardened stainless steel with a high-quality coating, remaining sharp, rust-resistant, and maintaining precision even after long-term use. The ergonomic handle combined with a lightweight structure provides comfortable grip and reduces effort during operation. A storage case is included for easy organization and prevention of tool loss.
Application Scenarios
Ideal for home DIY door lock installation, woodworking repairs, renovation construction, and other scenarios requiring precise slotting or chiseling of door latches, making professional-grade installation accessible to everyone.
One Sentence Summary
One tool solves the pain points of door latch installation difficult positioning, off-center chiseling, and low efficiency, making door lock installation as simple as building blocks.
Returns, Refunds and Replacements
Products that are received faulty, damaged, or not as described are eligible for a return, refund, or replacement in accordance with the Australian Consumer Law (ACL). We are committed to ensuring all products meet the standards of quality and reliability expected by our customers. However, please note that we do not accept returns or provide refunds for change of mind. We encourage you to carefully consider your purchase to ensure it meets your needs and expectations.
Delivery Timeframe
Please note that we cannot guarantee the exact date of arrival, and the delivery timeframes (excluding weekends and public holidays) are as follows:


For customers in Victoria, approximately 7-10 working days;
For customers in NSW, SA, ACT, and QLD, approximately 9-12 working days;
For customers in WA, NT, and TAS, approximately 9-12 working days.