This premium 29-piece high speed steel drill set features a nitride black and gold treatment for increased hardness and extended tool longevity. Designed for metal, wood, and plastic, the precision-ground bits include a 135-degree split point to eliminate walking and ensure faster, more accurate drilling.

• Heavy-duty jobber length twist drills designed for efficient drilling in metal, wood, and plastic.
• Nitride black and gold treatment provides a tough protective layer for increased hardness and longer tool life.
• 135-degree split point eliminates walking on workpieces and requires less force for faster drilling.
• Precision ground to tight tolerances for high-accuracy performance.
• Features 3 flats on shank sizes above 11/64 in. to ensure tighter chucking and reduced slipping.
• Sizes above 3/8 in. diameter feature a standardized 3/8 in. shank for compatibility.
• Right-hand direction of cut for standard drilling applications.