Foldable Ruler Bar: Its 6.3 inch unfoldable extension arm can meet the layout needs of 6 or 12 inches. When it opens, the measuring distance will increase. It is portable because the storage space will be reduced after folding. Portable and Material: Lightweight and very easy to put in your toolbox or pocket. It is not easy to break because it is made of solid aluminum alloy. Ideal for all construction and renovation projects. Adjustable Positioning Tool: When in use, it can adjust to the required angel, then tighten the positioning of the nut and press the middle adjustable lever to achieve accurate positioning. Stainless Steel Needle Drawing Tool: The tail is screwed and fixed on the ruler body so that it is easy to carry and open. It is durable and will not come off during use. Practical Gifts: Perfect for DIYers, craftsmen and builders, this metal template tool set is a must-have for any toolbox. The tail is screwed and fixed on the ruler body, easy to carry. Product size: 28.3 x 18.3 x 3.5 cm. Product color: black. Delivery quantity: One piece.