Tempest - Oil Filter Drain Tool | AA473-1
Stated in the name, Tempest's AA473-1 is an oil filter drain tool. This inexpensive tool avoids messy drainage and cleanup associated with oil filter changes. It works by twisting the knob which in turn drills a hole in the filter. It's important to note that this item is a replacement for the AA473 and is only compatible with Tempest oil filters.