10 Ago Guhring 4107-20.505 20.5mm Indexable Inserted Drill (.807″-.826″) 3xD 1″ Shank
3xD 1" Shank. Guhring 4107-20.505 20.5mm Indexable Inserted Drill (.807"-.826"). Flutes, shank and insert pocket are all solid with no issues. Drill is used in very good working condition....