Drill & Screw Accessory Bit Set, 100 pcs

Drill and screw bit set for working with metal, wood and concrete. The set contains 6 HSS-R drill bits for metal, 9 drill bits for wood, 4 drill bits for masonry, 1 countersink bit, 2 hole saws, 1 hole saw adapter, 83 screw bits, 1 bit holder and 3 nutsetters. Total of 100 pieces in a plastic case.