Pro Cobalt Step Drill Bit Set

Fort Pitt Farms brings you the Pro Cobalt Step Drill Bit Set, your all-in-one solution for clean, precise holes in the toughest materials. Engineered from cobalt-enriched high-speed steel (HSS-Co), these step bits conquer stainless steel, galvanized sheet metal, aluminum, plastic, wood, and more with unmatched durability and performance.

No more dull bits or frustrating breakage. The cobalt formula provides exceptional heat resistance (up to 1100°F), staying sharp 5X longer than standard HSS while drilling larger holes without pilot holes or multiple bits. Perfect for farm shops, metal fabrication, HVAC installs, automotive work, electrical enclosures, and DIY projects.

Key Features:

• HSS-Co cobalt steel—superior sharpness, heat resistance, lifespan

• Step sizes: 1/8″ to 1-3/8″ (full range covers common hole sizes)

• Single-flute design for fast chip removal, burr-free edges

• Organized durable case keeps bits secure and accessible

• Works on stainless, mild steel, aluminum, plastic, thin wood

Handy for conduit knockouts, sheet metal fabrication, or any job needing multiple clean hole sizes fast. Built tough by Fort Pitt Farms for prairie workshops.