Onsrud 67-972 Solid Carbide drill 2FL 8.50 mm x 64.00 mm x 102.00 mm OAL For Composite, 8.50 mm Shank

Designed to reduce cutting forces and eliminating delamination when exiting the material. An 8 facet drill consists of 4 cutting edges with 2 facets per cutting edge. These facets consist of the lip relief and the lip clearance angle.