Let’s take a look at the milling department Starrett During our visit they were running production on a few sizes of their No. 98 machinist level. It was a wonderful surprise to see so many vintage Kearny & Trecker and Cincinnati milling machines still in service and being used every day to manufacture not only raw castings but many tools Starrett makes. The 98 level, like many of their tools, will go through several stages of manufacturing. Milling the bottom of the level and involuted V-groove