Material and electroplating Spacing: 5.0/5.08mm Number of poles: 2P-24P Screw: M2.5, steel, galvanized Contact material: phosphor bronze, nickel plated Square buckle: brass, nickel plated or steel, galvanized Plastic part: PA66. Electrical performance Rated voltage: 300V Rated current: IEC: 15A, Withstand voltage: AC2500V / 1min Used wire diameter: 28-12AWG Mechanical properties Temperature range: - 40 ° C ~ + 105 ° C Instantaneous temperature: 250 ° C 5S Torque: 0.4nm (3.5lb. In) Stripping length: 7-8mm Package Content: 20pcs x 3 Pin 5.08mm Pitch PCB Terminal Block Connector Socket These PCB screws are snap together well.have a quick release capability.Just need to loosen the screws to land the wires.Use high-quality plastic PA66 high temperature resistant V0 flame retardant,steel screw environmentally friendly electroplating,no slippage. It is installed on the PCB board, Used widely in the electronics, communication equipments, instruments, calculator, automatic control system, domestic appliance and warning devices, PCB wiring, IC Socket, DIY PCB Universal Board, Dupont Line, Digital tube, PIC Programming unit, AVR ATMEL Programming unit,Connector Kit, USB to TLL Modules, Power Modules, RS232 TO TLLModule,Crystal Oscillator, buzzer, LCD Modules,Dupont Line,etc.