This is the M4 tool datuming stylus #A-5000-3212. Tool setting styli are fitted with a precision ground tip to ensure high squareness and parallelism.
| Thread | M4 |
| Length | 53.0 mm |
| Stem Diameter | 4.5 mm |
| Faces | 5 |
| Tip Material | Tungsten Carbide |
| Stem Material | Stainless Steel |
| Mass | 4.5 g |
