【Premium Locator】The brass positioning block can be adjusted to the desired position, then just tighten the screws, easy to use. Can be used on all kinds of steel rulers. 【premium material】High-quality stainless steel measuring tool for DIY enthusiasts, accuracy up to 0.5 mm, the stop fits easily through the ruler. 【Stable performance】A good measuring tool for all kinds of woodwork. It is very easy to take the measurement and transfer it as you wish. Once set, you can draw an infinite number of times. 【Easy to use】The brass positioning block can be adjusted to the desired position, then simply tighten the screws, easy to use. Can be used on all types of steel rulers. With the steel ruler, all measuring work in the measuring range of 0 - 30 cm can be carried out with high precision. 【Wide range of applications】 Compact and lightweight, the Wfix scribing tool with fully removable stop is a simple and effective measuring and marking tool for professionals and enthusiasts in woodworking,