1/2" x 12" Aircraft Length Black Oxide Drill Bit

Milwaukee 48-89-2776 — Product Description

Milwaukee 48-89-2776 Aircraft Length Drill Bit is a 1/2" x 12" aircraft-length black oxide drill bit designed for deep-reach drilling in metal, wood, and plastic.

It’s part of Milwaukee’s Aircraft Length series, meaning its main purpose is access and depth, not large hole size or specialty materials.

Key Features

• 12-inch overall length – reaches deep into studs, framing, and tight assemblies
• 135° split point tip – starts on contact and reduces walking for accurate drilling
• Black oxide coating – reduces friction and helps resist corrosion
• Parabolic flute design – improves chip removal and reduces heat buildup
• 3-flat Secure-Grip shank – prevents slipping in the drill chuck

Specs

• Diameter: 1/2"
• Overall length: 12"
• Flute length: ~4–4.5" (varies by listing)
• Material: High-speed steel (HSS)
• Finish: Black oxide
• Shank: Reduced / 3-flat
• Use: Metal, wood, PVC, plastics

Best Uses

• Drilling deep into wall cavities or framing
• Electrical, plumbing, and HVAC installs
• Running conduit or fasteners through thick assemblies
• Hard-to-reach structural drilling points