3-M12-40-KU Set Screw Nylon Tip These set screws can also be used with a variety of different hand operating components, such as levers, hand knobs, star knobs, and knurled nuts.GN913..
. GN605-M8-10-VR Socket Set Screw Steel This allows full clamping of the flat faced ball at all times. The flat faced moveable ball (type B) allows the clamping or supporting of non-parallel surfaces.