Gou Xianbi, also known as Gou Xianbi Knife or Hook Knife, is a common tool in painting and handicraft production. It is usually composed of a small handle and a slender metal nib, which is concise and exquisite. The handle part is usually made of plastic, wood or metal to provide a comfortable grip. It can be round, flat or textured to adapt to different people's grip habits. The nib is made of a hard and slender metal material. The tip of the pen usually has an obtuse angle, which is used for control when drawing lines.

The choice of main materials in Gou Xianbi depends on the purpose of use and personal preference. Gou Xianbi with plastic handle is usually economical and light, suitable for beginners or temporary use. Gou Xianbi with wooden handle has natural texture, warm touch and more durability, and is suitable for long-term painting or professional use. Gou Xianbi with metal handle is more durable, giving people a sense of advanced. Choosing the right Gou Xianbi materials depends on personal habits and budget.

When using Gou Xianbi, you need to determine the required line thickness and depth, and choose the appropriate pen tip. Gently insert the nib into the handle of Gou Xianbi, and use it after fixing. By controlling the angle and pressure of Gou Xianbi, the transition from thin line to thick line can be easily realized. Put Gou Xianbi's pen tip on paper or other painting media, and then drag it gently to outline clean, smooth and linear lines.

The use of Gou Xianbi

1. Architecture and design: In the field of architecture and design, Gou Xianbi is often used to mark structural lines in the process of drawing and design. It can help to draw accurate straight lines, mark parallel lines, measure angles and so on, making the drawing more accurate and standardized.

2. Handicrafts and painting: Gou Xianbi is also widely used in handicrafts and painting. It can be used to describe detailed patterns, outline, draw edge lines and so on. Gou Xianbi's pen tip is usually very delicate, and he can draw fine lines, making his works more exquisite and three-dimensional.

3. Writing and marking: Gou Xianbi can also be used for writing and marking. Because the pen tip is sharp and the ink flows smoothly, clear and meticulous handwriting can be obtained by writing with Gou Xianbi. Therefore, many people like to use Gou Xianbi when signing autographs, writing postcards, filling out forms or marking important documents.