A set of 9 sizes with an outer diameter of 2 to 6 mm (in 0.5 mm increments)You can easily perform detail improvement work by simply pinching it with tweezers, removing it from the film, and adhering it as it is.-The basic round design is highly versatile, and supports a wide range of applications such as adding character model details and producing original parts.- Product material: Stainless steel / thickness 0.2mm (non-magnetic type)- Product size: Approx. 70 x110mm (overall etching frame size)