These slotted angles have evenly distributed holes to ensure simple installation of nuts and bolts for your desired structure. These angles feature an electroplated zinc plating that gives the steel a clean bright look while also protecting it from rust. Zinc-plated steel products should not be welded due to potential toxic fumes. Brand Name: SteelWorks Thickness: 0.048 in. Width: 1-1/4 in. Length: 48 in. Material: Zinc Plated Steel Product Type: Slotted Angle Gauge: 18 Ga. Number in Package: 1 pk Slotted: Yes Usage: Motor mounts drawer slides bicycle racks and bed frames Side 1 Height: 1.25 in. Side 2 Height: 1.25 in. Perforated: No Color: Silver.