1、The ruler is made of stainless steel, with high hardness, abrasion resistance, no rust, and long service life. 2、The ruler body adopts laser radiation scale, the surface scale is clear and standard, and the reading is clear and accurate. 3、The floor drain ruler body is thickened with 6mm, and it is not easy to bend or break after long-term use. 4、The ruler has a triangular shape, which can measure and cut out irregular shapes such as trapezoids and triangles, and is very suitable for tile joint processing. 5、The multifunctional ruler is suitable for woodworking, professional scale measurement or DIY models. 1 x Floor Drain Ruler Item Type: Floor Drain RulerMaterial: Stainless steelRuler Thickness: Approx. 1.6mm / 0.06inSize: Approx. 250 x 355 x 250mm / 9.8 x 14 x 9.8inThe floor drain ruler can be used for splicing tiles of different shapes.Style 1: 1. Use a pen to mark point A, point B, point E, point G on the tiles and connect them in sequence. 2. Cut out the basic pattern tiles (3 triangular tiles) according to the figure, and do the seam treatment. 3. Cut out four basic pattern tiles. 4. The assembly is completed.Style 2: 1. Use a pen to mark point A, point B, point E, point G on the tiles and connect them in sequence. 2. Cut out the basic pattern tiles according to the figure, and do the seam treatment. 3. Cut out four basic pattern tiles. 4. The assembly is completed.Style 3: 1. Use a pen to mark point A, point B, point G, point F on the tiles, and then connect them in sequence. 2. Cut out the basic pattern tiles according to the figure, and do the seam treatment. 3. Cut out four basic pattern tiles. 4. The assembly is completed.Style 4: 1. Use a pen to mark point A and point B on the tiles, take points 4cm / 1.6in on the BE line and the AG line, point E, point G, and then connect them in sequence. 2. Cut out the basic pattern tiles (2 trapezoid tiles) according to the figure, and do the seam treatment. 3. Cut out four basic pattern tiles. 4. The assembly is completed.