The Cutting Tool . Formation of helical grooves of spiral drills" edited by Prokopiev V. P. is a unique publication that aims at in-depth study of one of the key topics in the field of mechanical engineering and tool production. This is not just a textbook, but a real encyclopedia, which collects the knowledge and experience of leading specialists in this field. The book discusses the main aspects of the design and formation of spiral grooves, which play an important role in the efficiency of spiral drills. The author's team, consisting of experts with many years of experience, shares their experience and research, which makes this publication indispensable for students, graduate students, engineers and everyone who is interested in modern technologies of material processing. The topics raised in the book cover a wide range of issues: from the theoretical foundations of groove formation to practical recommendations for the selection of materials and technologies for their processing. Readers will be able to learn about the latest methods that can significantly improve the performance and quality of drilling, as well as about current trends in the development of cutting tools. This book will be of particular interest to those involved in the design and manufacture of tools, as well as those working in the field of machining. Engineers and technologists will find in it useful tips and recommendations that will help them in everyday practice. Students of technical universities will be able to use this publication as a textbook, which will help to better understand the complex processes associated with the formation of cutting tools. The style of presentation in the book is clear and accessible, which makes complex technical aspects understandable even for beginners. The authors use many illustrations, diagrams and examples, which allows readers to better absorb the material and apply it in practice. In addition, the book includes an extensive list of literature, which makes it possible to deepen your knowledge and find additional sources of information. Do not forget that the “Cutting Tool” is part of a wider series of publications devoted to instrumental production. If you are interested in books such as "Metal Cutting Technology" or "Modern Methods of Material Processing", then this publication will be an excellent addition to the library for you. In conclusion, "The cutting tool. The formation of helical grooves of spiral drills is not just a book, but an important contribution to the development of knowledge in the field of mechanical engineering. It is worthy of the attention of both professionals and students seeking an in-depth understanding of the processes occurring in the world of instrumental production. If you want to be one step ahead in your profession, be sure to check out this edition.