Alfa Romeo FACTORY TOOL  C.6.0163. The factory tool catalog lists it as "STANDARD for 42 mm Pinion Head / Pinion Depth Setting" GTV6, Milano and Alfetta (photos of page are shown in listing for reference only). A dial gauge is  required. It has some significant pitting at side, stains and wear from age and use. Look closely at photos to see the details. It is as pictured. SEE My Other Listings for other Alfa Romeo Factory Tools. I will combine multiple won items to save on shipping, please request a combined invoice prior to making payment. Thank you.

GdP-3-14-24