【High Quality & Thick Stainless Steel】This stainless steel marking ruler set is made of high quality thick stainless steel, rigid, not easy to break, durable and rustproof, don't worry about the metal square tool dimension will be easily loose. Suitable for architectural drawing design, carpentry, etc. It is a good carpenter measuring tool. 【High Precision】Ultra precise woodworking measuring tools with holes are clear, accurate, versatile and easy to use for carpenter projects, CNC machining, make marking convenient and high efficiency. 【Wide Application】Engrave horizontal lines, vertical lines, long lines, short lines, parallel lines and right angle lines to meet your different marking needs. Great Accessory for You 【Easy to Use】Our metal woodworking protractor with precise stop is a combination square for marking or measuring, which is simultaneously set at each scale position, only locate your sharp pencil or scribe then the absolute precision line you get. 【T Square with