This is an M3 ruby ball stylus with stainless steel stems. It is stylus A-5003-5737.
This straight stylus can be used for simple features with which direct contact can be made. The stainless steel stem offers superior rigidity and is ideal for applications where weight is not a concern. Zirconia tips are more suitable for abrasive surfaces such as cast iron parts.
| Thread mount (DG) | M3 |
| Overall length (L) | 21.00 mm |
| EWL (ML) | 17.2 mm |
| Stem diameter (DS) | 2.5 mm |
| Ball diameter (DK) | 4.00 mm |
| Ball material | Zirconia |
| Stem material | Stainless steel |
| Mass | 1.3 g |
