The scribe is a newly added stainless steel roller that allows you to draw not only parallel lines, but also circles. The surface-treated aluminum alloy body has high polymer hardness, a comfortable grip, abrasion resistance, scratch resistance, and durability. It can be used in a variety of materials, including ceramics, iron, acrylic, wood, and glass. Make life easier for yourself. The extra-sharp knives are hardened and marked with sharp and precise lines, allowing them to easily cut wood fibers and keep grains from falling off. The scale is easily visible and measurable. Can be used as a depth gauge, is quick and simple to use, and feels balanced., Manufacturer: CSDASW