Features: 1. Stainless steel ruler body, sturdy and durable, not easy to rust. The scale is very clear, making your reading extremely easy 2. Handle cam design, lengthened quick lock handle for more labor-saving and convenient locking 3. The ruler body can be disassembled and used separately 4. Expanding versatility, unlimited creativity, easy to use and easy to operate Right angle gauge Description: Product name: Heavy high-precision adjustable angle ruler Double sided clear scale, metric inch dual measurement unit Capable of multi angle surveying and arbitrary rotation to meet your convenience in a more professional way Comes with 8: 1/6: 1 dovetail tenon gauge and right angle gauge. Removable design. After disassembly, each part can be used separately. Foldable multi- Material: Stainless steel colour: As Shown Package Contents: 1 x Heavy high-precision adjustable angle ruler Only the above package content, other products are not included. Note: Light reflection 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.