DeWalt DT5044-QZ 4.5mm Extreme HSS-G Ferrous Metal Drill Bit (Pkt 1)

50% STRONGER - Versus Standard HSS-R Drill Bits
VERSATILITY - Suitable for portable drilling of steel, alloyed and non-alloyed up to 900N/mm²
GOLD FERROUS OXIDE COATING - Prevents overheating for longer bit life