Subland Drills

Karnasch HSS-XE and HSS-XE TITAN-TEC 90 degree subland step drills / short stepped drill bits for countersunk screws, 180 degree screw head sinking as well as thread core hole and countersinking in one working process, in premium quality for the machining of steel, stainless steel, cast iron, aluminum and plastics. Quality grade fine and medium for through hole and for thread core-hole.