Description: 【Cylindrical object carving】The Engraving Roller is designed for engraving of cylinders, great for engraving cylindrical objects such as pens, bottles, cans, glasses, baseball bats, cups, bowls, drums and tubes, etc. 【engraving diameter Adjustable】3 to 200mm engraving diameter adjustable, and can be as small as 3mm. Anti-slip rubber roller shaft with strong friction, and when carving can fix the object, and is not limited by the length of the object, to achieve the ideal engraving effect. 【Widely Compatibility】The rotating roller is suitable for most engraver, compatible with most engraving machines, such as desktop engraving machine, CNC engraving machine. 【Precise Engraving】The rotary roller platform is perfect for precise cylindrical engraving of objects, achieving high accuracy and consistency every time. Smooth operation, and placement of cylindrical objects can achieve 360 degree rotation engraving. 【Easy to Use】Rotary Roller is easy to operate, the accessories are fully assembled, there is no complicated assembly, and you can use it simply. Specification: Material: Aluminum Alloy Size Chart: Overall LxWxH: 25.2cmx20.5cmx5cm/9.92inchx8.07inchx1.97inch Package Includes: 1 Set Rotation Roller Stand 3 Pieces Connection Cables Note: Please allow slightly errors due to manual measurement and different monitors.