8.1mm Cobalt Jobber Drill 0.3189 6906330 Composition: 90% cBN content grade
Baker’s notes & crumb story
Description
8.1mm Cobalt Jobber Drill 0.3189 6906330 Composition: 90% cBN content grade Composition: 90% cBN content grade with an average grain size of 22 μm and a Al ceramic binder it's sure to perform when you need it