This set of 20 right angle 4mm safety female jack PCB banana socket connectors are made of high-quality brass for optimal conductivity. The body is constructed from durable nylon and the termination type is solder. These connectors are compatible with through hole mounting and are non-modified. Ideal for electrical equipment and supplies, wire, cable and conduit, and wire connectors and terminal blocks. Get your hands on this set to enhance your electronics projects.