Drill Point Angle Chart. The 6 faceted drill with secondary point angles (spa) is the most durable of points, but least understood and utilized. The 5th and 6th facets form secondary drill point angles (fig.
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The 6 faceted drill with secondary point angles (spa) is the most durable of points, but least understood and utilized. The 5th and 6th facets form secondary drill point angles (fig.
1 Drill point angle chart
The 6 Faceted Drill With Secondary Point Angles (Spa) Is The Most Durable Of Points, But Least Understood And Utilized.
The 5th and 6th facets form secondary drill point angles (fig.
