7/16″ X 6″ Aircraft Extension Drill Bit HSS D/AA/CX67/16 Special Discount

Specs

Diameter: 7/16″ (0.4375″)

Overall length: 6″

Material: High-Speed Steel (HSS)

Type: Aircraft extension drill bit

Geometry: D/AA/C

Quantity: 1 PC

Features

Extended reach: 6″ length enables drilling deep or hard-to-access holes in metalworking and aircraft maintenance tasks.

HSS durability: Designed for drilling through metal with sustained performance and wear resistance.

Extension design for alignment: Helps keep the bit centered in tight or awkward spaces, reducing wandering.

Geometry optimized for metal drilling: D/AA/C profile tailored for clean entry and stable operation in metal.

Ideal scenarios: Aerospace maintenance and metal fabrication projects that require access to recessed or obstructed drill points.

Physical

Size: 7/16″ diameter; 6″ overall length

Material: High-Speed Steel (HSS)

Finish: Not specified