The Dewalt Black and Gold HSS Drill Bit in 8.5mm is a capable single bit for drilling in metal, wood, and plastics. Suits applications requiring slightly oversized clearance holes or specific bore sizes in professional fabrication work. Features and Benefits: • 135° split point tip reduces walking for accurate starts • High Speed Steel for reliable, professional-grade performance • Tapered web design for extreme durability • Black and gold coating resists rust and wear Specifications: Diameter: 8.5mm Pack Qty: Pack of 1 Contents: Pack of 1