Amazon.com description: Product Description: Note: Please look for the "Textbook" version of this title to get a more detailed explanation of G-code programming along with a Lathe section. This book covers the Basics of Milling G-Code programming. Included in this book is basic milling G-code and M-code definitions with the formats for their use. Along with this book is useful reference information such as drill and tapping chart, countersink charts for multiple angles, section of explanation for Surface Footage with a chart of common materials. This book also contains 2 part tutorials with code and a detailed explanation of each line of code with accompanying toolpath prints. Please check out my complimentary books: CNC Programming: Basics & Tutorial Textbook CNC Programming: Reference Book www.cncprogrammingbook.com www.cncbasics.com - Projects & Discounts