Every perfect bore starts with a hole—some of them need to be achieved by drilling.
For diameter adjustment of indexable insert drills.
Large helical flutes and coolant supply to the cutting edge for optimum cooling and chip removal.
The BIG KAISER series 337 indexable insert drills feature a straight-flute design to guarantee the shortest distance for chip evacuation.
BIG KAISER offers eight CKB6 holders to cover a drilling range of .531"-2.50" in drill depths of 2-1/2x, 4x, and 6x drill diameter. Replaceable blades are offered in two grades, TiN coated, and ground to exact dimensions and tolerances on CNC equipment.