Features: Able to scribe follow a curved edge as well as a straight one. Graduations are in millimeter(mm), the 120mm precision gauge with engraved markings, fadeless and clear to read. Contains a pen holder for holding pencil or blade to scribe marks on the wood. Thumbscrew can be tighten after adjustment, won"t slip off during the work. Solid-built all metal construction, well-made and will last for years. Specification: Material: Aluminum alloy, stainless steel, brass Color: Silver Range: 0mm to 120mm Graduation: millimeter (mm) Item Size: 22x5x7.7cm / 8.66x1.96x3.03in Item Weight: 243g / 8.57oz Packing List: 1 x Scriber Tool 2 x Pencil Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.