High precision stainless steel woodworking ruler, accuracy 0.25mm with hole for high precision position and clear metric marking for easy identification and scribbling. Features: 200mm Metric Hole Ruler --- This T type measuring ruler measures from 0 to 200mm / 0 to 8inch, specially designed with positioning and marking for convenient use and high precision brand, makes woodworking/DIY easier and less deviation. Premium Material --- Adopt high quality 304 stainless steel, overall thickness up to 0.5mm, which is sturdy and durable, provides long service time. High precision --- You can choose metric line and inch marker, and each specification with precision hole different from 3 groups (0.25/0.5/0.75mm) for you to choose. Easy to use --- Flexible and easy to draw, the square ruler allows you to draw different directions, and allows you also make the 90 degree angle easier. Fully Equipped --- The package comes with a 0.5mm mechanical pencil for marking work, and also sends you a box of leads of 0.5 mm pencil that you can replace. Specification: Measuring range: 200 mm (8 inch) / 300 mm (12 inch) / 400 mm (16 inch) (optional) Material: 304 stainless steel Accuracy: 0.25 mm / 32 / 1in Color: ribbon thickness: 0.5mm Packing list: 1 * hole ruler 1 * pencil 1 * box of leads of pencil