The Brand New Blue Point Die Grinder/Surface Prep Kit includes a single item with a 1/4 inch collet size and air inlet size. It features a variable speed trigger for precise control. This kit does not come with a warranty, but it includes an air hose fitting for added convenience. The manufacturer part number for this air grinder is AT109DGK, making it easy to identify and order replacement parts if necessary. Perfect for automotive tools and supplies, this die grinder is a reliable option for surface prep and grinding tasks.