Technical Data:
Ball point for taper measuring instruments 2230, 2231, 2240, 2241 and pitch measuring instruments 2234, 2235, 2245
Threads per inch: 5, 6
Thread type: Extreme line thread
Thread: M2.5x0.45
Supplied in pair
Ball diameter for taper: 1.524mm

Remark:
0.58mm off the top of ball