ITEM NAME:40pcs 5.08mm Pitch Terminal Block Connector 2-Pin 2 Way PCB Screw Accessories.Pitch: 5.08mm. Convenient to connect wires. We'd like to settle any problem in a friendly manner. Pin Header Material: Brass, Tin Plated. Insulation Resistance: 5000MÃŽ ©/1000V. Screws Material: M2.5 Steel Zinc Plated.