Shank Drill Bit Set for Impact Driver 24 Pieces

Wide Applications drill bit sets are built for general purpose applications, such as DIY projects, home maintenance and MRO (Maintenance, Repair and Operations). Working materials include steel, copper, aluminum, zinc alloy, cast iron, wood and plastics.HSS Titanium Coating High speed steel (HSS) with titanium coating gives drill bits great durability and prolongs 3 times longer life than drill bits without coating.135 Degrees Split Point and Parabolic Flute Easy Cut Split Point design makes drilling easy with less pressure and prevents drill bits walking on the working surface. Fully ground modified parabolic flute excellent for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.