Vertical Mount Screw Terminals. A series of RS Pro vertical mount screw terminals. Available from 2 way to 5 way, these PCB terminal blocks allow a perfect connection with your wiring application. All models are highly reliable and excellent quality. Features ; Benefits. Nickel plated bronze clamps. Tin plated brass terminals in glass filled PBT bodies. Standard accepts wire 2.5 mm², low profile 1.5 mm²