... 8pcs 50mm length bits, 1pc countersink, 4pcs 300mm length wood working drills, 4pcs 300mm length masonry drillsC018P012037*18*179/86pcs HSS twist ... magnetic bit holder, 6pcs 25mm length bitsC016W012041*29*1613.4/12.47pcs single flute tapered drills with stop collars, counterborn&countersink ... 5,6,7,8,9,10,13mmC016W012041*29*1613.4/12.47pcs single flute tapered drills with stop collars, counterborn& ...