LarryB's Metric Heim Joint 6mm x 1.00mm Male Right Hand Threads
Metric Heim Joint 6mm x 1.00mm thread pitch, 30mm right hand thread length
With a 6.5 mm ID opening in the ball.
This has a bronze liner the ball rides in for long life.
It is very useful for fabrication of cable shifters, clutch linkage, shift linkage, some cummins fuel solenoids