Black Oxide Drill Bit, 5/16 In.

Discover the DeWalt 5/16" Black Oxide Split‑Point Drill Bit, engineered for rapid, on‑contact drilling in metal, wood, and plastic. The 135° split‑point tip eliminates wobble, while the black‑oxide coating shields the cutting edges from abrasion, delivering a longer service life and smoother holes.

Why it matters: This drill bit’s patented core‑diameter design cuts the risk of snap‑off, giving you confidence on demanding projects. The enhanced wear resistance means fewer bit changes, saving time and money on the shop floor.

• 135° Split‑Point Tip: Starts drilling on first contact, reducing walk‑off and improving accuracy for precision drilling.
• Patented Core Diameter: Smaller core reduces torque stress, dramatically lowering breakage rates in tough materials.
• Black Oxide Coating: Provides superior corrosion resistance and extends edge life, ideal for high‑volume metalworking.
• 5/16" (8 mm) Size: Perfect for medium‑sized holes in construction, automotive repair, and DIY projects.
• DeWalt Quality Assurance: Backed by a trusted brand, ensuring consistent performance and durability across every use.

Elevate your drilling performance: Whether you’re assembling a steel frame, installing hardware, or crafting cabinetry, this drill bit delivers clean, round holes with minimal effort. Its robust construction and anti‑slip geometry keep you in control, while the black‑oxide finish fights rust in harsh environments. Choose the DeWalt 5/16" split‑point drill bit for reliable, fast, and precise results every time.