DeWalt DT60099-QZ Extreme Impact Masonry Drill Bit Set x5 Pcs DeWalt DT60099 Extreme Impact Masonry Drill Bit Set x5 Pcs have carbide tips for fast drilling, with an innovative flute design for fast material removal. They have a 1/4\" hex shank for use with impact drivers and screwdrivers with bit holder or chuck. Multi-material drill bits suitable for drilling into brick, stone, gypsum, limestone, manufactured artificial stone and wood walls. Supplied in a pocket-sized case. FEATURES An innovative flute design for fast material removal Construction grade carbide bits Quick-change hex shank Multi-material drilling CONTENTS 1x 100mm x 4mm Drill Bit 1x 100mm x 5mm Drill Bit 1x 100mm x 5.5mm Drill Bit 1x 100mm x 6mm Drill Bit 1x 100mm x 8mm Drill Bit