Factors Influencing the Selection of Tools
(a) Properties of tool material:
- Hardness
- Strength, stiffness and resilience
- Wear resistance
- Low coefficient of friction
- Thermal conductivity and specific heat
(b) Properties of work materials
(c) The type of process
(d) The accuracy and surface finish required
(e) The cutting conditions
(f) Tool wear and tool life
(g) Nature of art, e.g. intermittent or continuous.