Professional Grade 1/4″ Jobber Length Drill Bit HSS Black Oxide D/AN1/4 (12 / Pkg.)

Specs

Package quantity: 12 pieces

Diameter: 1/4 in

Material: High-Speed Steel (HSS)

Coating: Black oxide

Length: Jobber length

Series: D/AN

Features

Black oxide coating reduces friction and wear, helping extend bit life under repeated use.

HSS core provides durability and heat tolerance for drilling metal and other common materials when used with proper feeds; suitable for general-purpose drilling.

Jobber length offers versatility for a range of depths and drilling positions in everyday shop tasks.

D/AN Series designation identifies a consistent grind and performance profile within this line.

12-piece pack supports bulk usage in maintenance, fabrication, and workshop environments, reducing downtime for replacements.

Designed for 1/4″ hole requirements in general-purpose drilling applications; use with appropriate feeds and speeds for best results.

Physical

Coating: Black oxide over HSS core

Diameter: 1/4 in

Length category: Jobber length

Series: D/AN

Pack size: 12 pieces