Two-in-one function, marking and depth measurement, simple and practical, accurate measurement and marking. Matching small wrench, can be used to replace the blade, discard the blade. Stainless steel slide bar, lidar scale, wear-resistant and , anti-rust. dovetail gauge is used suitable for plate splicing, crack repair, right-angle connection. Four specifications: There are specifications on the dovetail, the first two are suitable suitable for softwood, and the latter two are suitable suitable for hardwood. Dovetail marker is a very convenient small tool suitable for woodworking. It is easy to mark accurate dovetails and make dovetail layouts quickly and accurately. suitable for prepared softwoods and hardwoods, use any slope to accurately mark them. Colour: black Material: aluminum alloy + stainless steel Package Contents: 1 * Scribe 1 * Dovetail gauge 1 * Pencil 1 * Wrench Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.