Demand Metal Spherical BAll[USA] We need a mtal spherical ball (diameter of 5 mm) with a center bored hole of 3.5 MM. The same type of metal Balls used to make the steel Rod Ends Bearings.And also used in the manufacture of the "SWASHPLATE " Controlled electric Helicopters as well as the nitro engine helicopters. Dont send me Information of other types of ball bearings. I am looking to buy JUST the BALL with a hole like the ones in the metal Rod ends. The rod ends suppliers could make these small metric spherical bushing balls,pls contact us.