High Quality Dovetail Tool- The dovetail gauge is made of aluminum alloy which is strong, lightweight, wear resistant and corrosion resistant. 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, 1:5 ratio is suitable for softwood and 1:8 ratio is suitable for hardwood which suits your different needs is just right. The dovetail gauge is easy to operate and can improve your work efficiency. Smooth Edges- The dovetail guide has been carefully polished and polished. The edge thickness is 0.3mm. 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 for sliding for your convenience. The handle can be firmly attached to the board, so you don't have to worry about errors caused by moving the dovetail ruler. The dovetail gauge is small and lightweight, so you can easily take it with you wherever you go. Practical Marking Tools for Woodworking- The dovetail gauge The dovetail can quickly and accurately mark the slope of the dovetail, which is useful for splicing sheet metal, repairing cracks and right angle joints. High quality dovetail measurements have accurate proportions and good quality which can help you in your work.