21/64″ X 6″ Aircraft Extension Drill Bit Cobalt GLBCOX621/64 Fresh Stock

Specs

Diameter: 21/64 in (0.3281 in)

Overall length: 6 in

Material: Cobalt alloy (high-speed steel)

Type: Aircraft extension drill bit

Quantity: 1 piece

Features

Extended reach enables deep-hole drilling in tight, recessed, or overhead spaces

Cobalt composition provides improved wear resistance and heat tolerance when drilling through hard metals

Long-reach extension design specifically suited for aerospace maintenance and other precision metalwork

Extension-style geometry designed to maintain alignment under extended reach use

One-piece construction for rigidity during deep-access drilling

Ideal for deep-access metalworking scenarios requiring precise hole placement

Physical

Overall length: 6 in

Diameter: 21/64 in

Extension-style drill bit designed to maintain alignment under extended reach use

Intended for metalworking applications requiring deep access