Cutting Tools, Hole Making , Carbide Drills
R411.5 Coromant Delta Brazed Carbide Tipped Drill 3.5xD K20Coromant Delta is an all round drill for most materials and a complementary choice to CoroDrill Delta-C in less stable conditions and larger diameter. High demand on hole tolerance and surface finish. Good chip evacuation adds to machining reliability. Strong, straight cutting edge resists edge-chipping.