Specs

Bit size: #5

Overall length: 6 inches

Material: Cobalt (HSS-Co)

Type: Aircraft extension drill bit

Quantity: 1 piece

Extension designation: Aircraft extension drill bit for metalworking and maintenance tasks

Features

Long reach enables deep-hole drilling and access to recessed areas.

Cobalt composition provides higher heat resistance and improved wear life on hard metals.

Extension design supports stable alignment and reach in tight or obstructed workpieces.

Engineered for consistent performance under demanding drilling conditions common in aerospace and industrial settings.

Ideal for metalworking tasks that require extended reach to drill deep or blocked holes without swapping tools.

Diameter: #5

Length: 6 inches

Material: Cobalt-based high-speed steel (HSS-Co)

Configuration: Aircraft extension drill bit

Quantity: 1 pc