Book «No1835 Basics of calibration of rolling rollers of varietal mills: trainings. Manual" by Shishko V. B. , Trusova V. A. , Chicheneva N. A. and Starch B. B. is a unique and indispensable resource for specialists in the field of metallurgy and mechanical engineering . This tutorial not only immerses the reader in the subtleties of sizing rolls, but also reveals many aspects related to varietal rolling mills, making it relevant to both students and practicing engineers. Sizing of rolls is a key process in the production of rolled metal, which directly affects the quality and characteristics of the final product. The book discusses in detail the basic principles and methods of calibration, as well as their impact on production processes. The authors emphasize the importance of accuracy and reliability of these operations, which makes the manual especially useful for those who seek to improve the efficiency of their enterprises. The textbook will be of interest to a wide range of readers: from students of technical universities studying metallurgy and mechanical engineering, to experienced specialists working in production. It will be an excellent help for teachers who want to enrich their courses with relevant materials, as well as for engineers seeking to update their knowledge and skills in the field of calibration and operation of varietal rolling mills. The topics raised in the book cover not only technical aspects, but also economic ones, which makes it especially valuable for production managers. The authors discuss how proper calibration can reduce costs and improve product quality, which in the current market is an important factor of competitiveness. The book also touches on the issues of process automation and the introduction of modern technologies, which allows readers to be aware of the latest trends in the industry. The style of the authors is distinguished by clarity and accessibility, which makes the material easy to perceive. They use many examples and illustrations, which helps to better understand complex technical processes. Shishko, Trusov, Chichenev and Kracht are a team of professionals with extensive experience in the field of metallurgy and teaching, which gives their work additional value. Their previous publications and research also indicate a deep understanding of the subject and a desire to share knowledge with a wide audience. If you are looking for literature that will help you understand the basics of calibration of rolls and their role in production processes, then “No. 1835 Basics of calibration of rolling mill rolls: training. This book will be a real revelation to you.... This book will not only enrich your wealth of knowledge, but also inspire new ideas and solutions in your professional activities. Do not miss the opportunity to immerse yourself in the world of metallurgy and master the important aspects of sizing rolls, which can be the key to success in your career. Read, learn and apply the knowledge gained in practice and you will see how it will change your work and improve the quality of your enterprise products