The durable black nickel finish provides a sleek and modern appearance, making them ideal for use with decorative plates. 50mm Extra Long Black Nickel Switch and Socket Screws – M3.5 Thread. These studs can be coupled with the black nickel screws to extend the total length to between 75mm and 80mm, making them perfect for installations with deep backboxes or multiple layers, such as tiles or thick plaster.
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