State and explain five cutting tool materials

Briefly define the term cutting speed.

Question 1 By using a labelled diagram describe the function of a horizontal milling machine. Describe two methods of producing screw threads in the workshop. Describe the various tool life criteria that are used to estimate the life of a cutting tool. Describe the various milling cutters that are used on a vertical and horizontal milling machine and state for what purpose they are used. Describe 2 methods of producing tapers on a lathe machine. Your answers to each question should be supported by suitable diagrams for clarity.

What is the tool length offset? How is the tool length offset measured