[DETAIL] Dolphin type electric lettering pen Metal workpiece handwriting Steel engraving machine Marker pen Product name: Dolphin type electric cutting plotter Weight: 300g Item number: lettering pen needle 7504 Dolphin 7502 Dolphin Copper Head 7504A Size: 205MM*125MM*45MM product description: Electric engraving device is a novel engraving instrument, the product design is small and exquisite, light in weight, easy to carry, quick and convenient to use. By the majority of consumers of all ages. It can not only play the role of classification and marking in scientific research and industrial production, but also has a wide range of uses in commercial and household fields. In crafting, the writer also has its unique use. The instrument provides the fastest and easiest way to permanently retain marks on materials, and it can engrave and engrave almost all materials such as metal, ceramic, and wood. Mechanical principle: Using the periodic characteristics of alternating current frequency to generate forced vibration (up and down vibration) to drive the pen head to work. Therefore, a certain volume of tolerable volume will be generated during the working process (the lettering pen of this principle has a certain volume), so those who are allergic to sound should be careful. ! Instructions: Slightly inclined at an angle (about 45 degrees) like holding a pen to write, and put your hand on the table, do not press down hard when writing, the writing speed is slightly slower than usual. You can adjust the writing stroke by adjusting the gear. Repeated writing to master its performance to meet the font size and depth requirements of different materials. Suitable material: wood, metal, stone, jade, etc. , [ATTRIBUTES] - Type: Power Tool Parts - Origin: Mainland China - Type: Power Tool Parts - Origin: Mainland China