38 X 6″ Aircraft Extension Drill Bit Cobalt GLBCOX638 Super Sale

Deep-hole drilling tasks in aerospace, automotive, and fabrication require extended reach and durable tooling. The No. 38 x 6″ cobalt aircraft extension drill bit delivers both, in a single-piece tool designed for tough metals.

Specs

Diameter: No. 38

Overall length: 6″

Material: Cobalt alloy (HSS cobalt)

Type: Aircraft extension drill bit

Quantity: 1 pc

Features

Extended reach: Aircraft extension design provides added length to access deep or recessed holes without repositioning the workpiece.

Hard-metal performance: Cobalt alloy offers enhanced heat resistance and wear life when drilling tough metals.

Versatile usage: Suitable for metalworking tasks in aerospace, automotive, and fabrication where deep-hole access is required.

Material optimization: Optimized for drilling hard metals (e.g., stainless steel and similar alloys) where cobalt bits outperform standard HSS bits.

Physical

Overall length: 6 inches

Diameter: No. 38

Construction: Cobalt alloy

Quantity: 1 piece