47 X 12″ Aircraft Extension Drill Bit Cobalt GLBCOX1247 Holiday Sale

Specs

Product reference: [1 PC] #47 x 12″ Cobalt Aircraft Extension Drill Bit

Quantity: 1 PC

Diameter: #47

Length: 12″ (304.8 mm)

Material: Cobalt alloy

Type: Aircraft extension drill bit

Part type: Aircraft extension drill bit

Features

Cobalt alloy provides enhanced heat resistance and wear life for metal drilling under demanding conditions.

Extended 12″ length enables access to deep or recessed holes and hard-to-reach workpieces.

Designed for metalworking environments requiring long-reach, high-precision drilling.

Suitable for long-hole tasks in aerospace, automotive, and general fabrication where extended reach is needed.

Stable rigidity in extended configurations helps maintain straight, accurate holes in dense materials.

Long-reach design reduces need to reposition workpiece, supporting consistent hole alignment in thick assemblies.

Physical

Overall length: 12 inches

Diameter: #47

Material: Cobalt alloy

Part type: Aircraft extension drill bit