Services 2008+ Sprinter fuel tanks. 12 notch design. 6-1/2 inches diameter and 3 inches height. 1/2 inches square & 7/8 inches hex drive. California Prop 65 - Warning, This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Whether tuning up your '68 Corvette or changing the oil on a John Deere tractor, CTA can supply you with the tools needed to do the job.