Rotring pencil sets are rotring's innovative and uniquely designed set. with rotring isograph pens, you can easily complete fine details in your isograph works. thanks to this set, which will give you professional drawing skills, you will be able to carry out the drawing you want without difficulty. you can easily access the ink auger for fast cleaning thanks to the innovative push-pull head. thanks to this set, which has a superior ergonomic design, you can easily make your drawings. thanks to the tip made of thin stainless steel, you can easily make your delicate drawings, and at the same time, you can use it for many years thanks to its long life. thanks to the replaceable ink tank, you can easily fill it with a new ink instead of your finished ink. 13 different nib thicknesses. thanks to its alternative, you can make the drawings you want in the thickness of the tip you want. it can be used in multi-functional areas, especially in tracing paper, drawing paper, parchment paper, drawing boards. product features 3 isograph 0.2/ 0.3/0.5 pens 1 tikky vertasil pen 4 ink cartridges fine stainless steel nib replaceable ink tank rotring, aware of the importance of thinking power and broad vision and who wants to express himself in the best way it is a brand that people use. it is rotring's mission to develop products that offer you the best solution for every use. each product with the red ring on it is a perfect combination of ergonomics and design, and is designed to inspire you to bring your ideas to life. maximum 10 pieces of this product can be ordered. swordslife reserves the right to cancel orders over 10 units. more than 5 stocks are offered to be sold at the campaign price. the seller determines the selling price of the product you have examined. a product can be sold by more than one seller. sellers of products offered for sale by more than one seller are listed according to the price they set for the product, seller ratings, delivery status, promotions on the products, whether the cargo is free or not, whether the products can be delivered with fast delivery, and the stock and categories of the products. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.