Draper Heavy-Duty Countersink Bit Set (3 Piece)

Heavy-duty countersink manufactured from alloy steel with five flutes and a 90° head. For countersinking screw holes for flush fitting of screwheads in soft metals, hardwood, soft wood and plastics. Fitted with quick change 1/4″ hex. shank. Compatible with drills with a standard 10/13mm chuck.