Drillnado Extra Housing is designed to enhance the functionality of the DRILLNADO Drill Press Dust Collection System. This extra housing expands and collapses smoothly as the quill moves up and down, ensuring it stays in the proper position to effectively capture dust and debris. It features a 1-inch opening, which can be carefully cut to accommodate larger bit sizes of 1.75 inches and 3.125 inches in diameter. For optimal performance with different bit sizes, purchasing additional housings is . Made in the USA, this housing helps keep your workspace clean by working seamlessly with your shop vacuum to whisk away dust and maintain a tidy environment.