This item is a used item, but it is clean and undamaged. Please understand that it is a used item before purchasing. There are four types of replacement leads included: 0.9 - 1 case 0.5 - 2 cases 0.3 - 1 case The regular price is about ¥1800 per item. This is a set of 4, so it's a great deal. ◾️Product Description◾️ Full metal construction with a focus on operability. This is a full metal case assembled only with stainless steel metal parts, while following the slide mechanism of the existing "uni". By incorporating a spring into the case, it assists the movement when sliding open and closed, creating a comfortable operating feel. *Due to the built-in spring, there is a cushioning feel in the thickness direction of the case. Slide smoothly by gently pressing the indentation of the circle and moving it up and down.