[Easy Adjustment] With adjustment screw and sliding limit slider, the equidistant scribing ruler allows for easy spacing adjustment, ensuring precise model making. [User Friendly] Designed with ergonomics in mind, the isometric parallel scriber fits comfortably in hand, suitable for detailed engraving tasks. [Efficient Marking] The model scribing ruler is easy to operate and adjust, ensuring precise positioning and high efficiency marking. [Wide Application] The engraving needle is adjustable in length and angle, providing flexibility for various marking and engraving requirements. [Sturdy Construction] The equidistant parallel scriber features a sturdy aluminum alloy body and tool steel grade engraving needle, ensuring reassuring performance., Manufacturer: Akfldms