For your information:
Flat nose pliers:
These pliers have a flat surface in the middle and a rounded outside edge. They are ideal for opening and closing jump rings, pulling a needle through beadwork, and are the first step in forming any loops.
Have two shaped holes specifically designed to achieve a folded crimp.
Come in two forms – flush cutters or side cutters. Flush cutters are useful for cutting straight lines and side cutters form a point on the wire end. One side is straight and the other form a 90degree angle, you will be able to use both by just turning the tool to the side you wish to use.
Round nose pliers:
Have two round cone shaped jaws and are used for second steps in forming loops.
Nylon jaw pliers:
Have two jaws that are made of nylon and are used for tensioning wire or work that requires special care to leave no marks.