27 X 12″ Aircraft Extension Drill Bit Cobalt GLBCOX1227 Holiday Sale

1 PC #27 x 12″ cobalt aircraft extension drill bit designed for extended-reach metalworking tasks. The 12″ length allows access to deep cavities, long panels, and tight areas without repositioning the workpiece, while the cobalt alloy resists heat and wear during drilling of aircraft-grade materials and thick metal sections.

Specs

Quantity: 1 PC

Diameter: #27

Length: 12″ (304.8 mm)

Material: Cobalt alloy

Type: Aircraft extension drill bit

Features

Extended reach: 12″ length enables access to deep cavities, long panels, and tight areas without repositioning the workpiece.

Hard-wearing cobalt alloy: high heat resistance and wear life when drilling tough metals common in aircraft and metal fabrication.

Stable performance: designed for precision drilling in demanding metalworking tasks.

Through-hole drilling in aluminum and steel alloys typical in maintenance and fabrication tasks.

One-piece construction: rigid, minimizes flex and improves alignment under load.

Physical

Overall length: 12 inches

Diameter: #27

Material: Cobalt alloy

Construction: 1-piece bit