Efficient and accurate center finding tool: This package comes with 2 circular circular discoverer compasses with a diameter of 12 inches, which can quickly help you find the center point of irregularly shaped wood; This is an effective tool that can create circles on ranging from 10mm to 150mm, thereby optimizing wood usage and saving materials in the process High quality material: The lathe centering tool is made of acrylic material; Its transparent clarity allows you to view the work below, providing you with accuracy while executing the work, thereby enhancing your woodworking experience Practical design with laser scale: The center finder has a good conceptual design and has laser scale numbers; They are very clear, not easy to dye, and even if used for a long time, the markings will not wear out, making them an Perfect tool for lathe work and woodworking Simple usage: To use it, simply place a circular template on the object, insert a small nail or pin into the center hole, insert a pencil into the desired diameter hole, and then draw a circle; This simple mechanism simplifies the drawing tasks of central survey and circular drawing carpentry projects Widely used: This center finder tool can be used anywhere a circle is needed; It is the Perfect choice for projects Colour:transparent Material:Acrylic Size:30cm Package Contents: 2 x Center Finder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.