Extra-length 12" aircraft drill bit with black oxide coating for reduced friction and extended life. The 135-degree split-point tip starts on contact without walking, and the speed helix geometry delivers up to 3x faster drilling than standard bits. Lasts 50% longer than standard high-speed steel.

• Extra-length aircraft design - 12" overall
• Black oxide coating for reduced friction and corrosion resistance
• 135-degree split-point tip starts on contact
• Speed helix design for 3x faster drilling
• Round shank fits standard drill chucks
• Drills wood, plastic, light gauge metal, high carbon steel and aluminum
• Size: 3/8" x 12"