The package comes with ten quality screw terminal blocks with 2.54mm pitch/pin spacing and a three-pole configuration. These are designed to work with wire sizes ranging from 26 to 18 AWG and have 150 Volt and 6 Amp ratings. The clamp is designed to work with both stranded and solid-core wire, and the pins are designed to be soldered in place. This package includes ten screw terminal blocks in the three-pole configuration. This product is made in China.