Use this DeWalt drill bit set for projects like furniture assembly and exterior repairs. Confidently take on home projects or worksite duties. Handle multiple materials like metal, wood, PVC, and fiberglass. The drill bits are black oxide-coated for corrosion resistance and durability. Bits range in size from 1/16" to 1/4". The 135-degree split point bits reduce walking when starting and are highly effective for drilling alloy steel and curved surfaces. Parabolic flute for high production rates and deep holes with no bit spinning. The power drill bit set includes a rugged storage case with labelled slots.