This is the M2 Ruby Stylus #A-5004-0165. It features zirconia ball material.
Zirconia is a particularly tough ceramic material with hardness and wear characteristics approaching those of ruby. Its surface properties make it an ideal material for aggressive scanning applications on cast iron components.
|Thread mount (DG)||M2|
|Overall length (L)||10.00 mm|
|EWL (ML)||4.5 mm|
|Stem diameter (DS)||0.7 mm|
|Ball diameter (DK)||1.5 mm|
|Stem material||Stainless Steel|
|Holder material||Stainless steel|