Product name: Electric grinding drive flexible shaft engraving pen Product size: length 108 cm/ 42.12" Product color: As shown in the figure Product material: mental Product features: Small electric mill flexible shaft: This flexible shaft is suitable for small electric mills, which can be used for fine engraving, grinding and other work, providing more flexible operation. High concentricity: The flexible shaft has high concentricity, which can ensure the stability and accuracy of the work, so that the work effect is more fine. Electric mill drive flexible shaft engraving pen: With the use of electric mill, the rotation of the electric mill can be transferred to the flexible shaft, so that the operation is more convenient and flexible. Electric mill variable lifting mill accessories: suitable for electric mill variable lifting mill accessories, can expand the function of electric mill, make it more diversified, to meet different work needs. Multi-functional application: The flexible shaft is suitable for engraving, grinding, repair and other work scenes, is one of the practical accessories of the electric mill, to provide users with more choices and ways of operation. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes: 1 pcs Electric grinding drive flexible shaft engraving pen