90 Degree 1/2" Swivel Air Fitting for The Bull / Patriot90 Degree 1 2" Swivel Air Fitting for The Bull Patriot *Now comes standard with every Bull & Patriot as of 12 1 23 Keeping your Bull Patriot lubricated and clear of debris is essential to getting the most out of your Air Driver. 90 degree 1 2" Thread size Swivel function giving you better hose placement while driving and helps keep debris from getting inside air fitting.