High-grade steel construction ensures long-lasting durability and resistance to rust, and the 6 oz. size option includes a removable base holder. Rigid spouts boast .15-inch diameter ledge-cone machined tips for easy lifting of oil filler dust caps, while flex spouts incorporate zinc-plating and boast a 1/4 inch - 28 base thread. The 8 oz. pistol oiler allows convenient one-handed operation, outfitted with a 6-inch flexible spout.