High Quality Dovetail Tool - The dovetail gauge is made of strong, lightweight, wear-resistant and corrosion-resistant aluminum alloy. The surface of the ruler body has been specially treated, and the thickened ruler body has higher compressive strength. The dovetail marker is durable and not easy to break, so it can be used for a long time. . 2 different ratios - The dovetail marker has scales on both sides, the scales are clear and precise and have two different ratios, ratio 1: 5 is suitable for soft wood and the ratio 1: 8 is suitable for hardwood that suits your different needs is just right. The dovetail gauge is easy to use and can improve your work efficiency. . Smooth Edges - The dovetail guide has been carefully polished and polished. The edge thickness is 0.3 mm. The corners are smooth and not sharp, giving you more security. The dovetail marking gauge has 4 sharp corners. Please place them correctly to avoid falling and hurting them. . Easy to use - The dovetail gauge has a handle that attaches to the edge of the board to slide for your convenience. The handle can be firmly fixed to the board so that you don't have to worry about errors caused by the displacement of the dovetail ruler. The dovetail gauge is small and lightweight, so you can easily take it with you wherever you go. . Practical woodworking marking tools - The dovetail jig can quickly and accurately mark the slope of the dovetail, which is useful for sheet metal pissing, repairing cracks and right angle joints. High quality dovetail measures have accurate proportions and good quality which can help you in your work. .