Final answer:
Jig saws are the saws with very fine blades that are excellent for delicate and intricate cutting, such as woodworking and metalworking to create detailed cuts and curves.
Step-by-step explanation:
Saws that have very fine blades and are excellent for delicate and intricate cutting are referred to as jig saws. These saws have a narrow blade that moves up and down, allowing the operator to turn the blade quickly and make complex shapes and patterns. Jig saws are commonly used in woodworking and metalworking for creating detailed cuts and artistic curves that larger saws would be too cumbersome for.