This book reflects the education of higher vocational colleges, is written with the purpose of cultivating applied talents, and focuses on the practical training guidance of metalworking skills. The book is divided into seven chapters. The main contents include basic knowledge of metalworking training, basic knowledge and skills training of fitter, basic knowledge and skills training of lathe, basic knowledge and skills training of milling, basic knowledge and skills training of electrical welding, basic knowledge and skills training of planer, basic knowledge and skills training of grinder, etc. This book is focused, logical, well-structured, and rich in illustrations. It can be used as a practical training material for non-mechanical majors such as power plants and power systems, high-voltage transmission and distribution, and power plant thermal power in higher vocational colleges, adult colleges, and secondary vocational and technical colleges in undergraduate colleges. It can also be used as a reference for other relevant technical personnel.