Mountain 11/32" Black Oxide Drill Bit - Mountain

The Mountain 11/32" Black Oxide Drill Bit (Model: 55422) is engineered for professional technicians and mechanics who require dependable performance in demanding automotive and industrial environments. Crafted from industrial-grade high-speed steel and enhanced with a specialized black oxide treatment, this drill bit provides robust strength, extended tool life, and efficient drilling across a variety of materials.

Key Features

• Industrial-Grade High-Speed Steel (HSS): Manufactured from premium high-speed steel, ensuring superior strength, wear resistance, and heat resistance for heavy-duty applications.
• Black Oxide Treatment: Features a black oxide surface treatment that enhances wear and corrosion resistance, reduces friction, and helps dissipate heat buildup during drilling for extended tool life.
• 135-Degree Split Point: Designed with a 135-degree quick-cut split point, promoting self-centering to eliminate bit walking and enabling precise starts without the need for a center punch.
• Aerospace Standard Compliance (NAS 907-B): Produced to rigorous Aerospace NAS 907-B specifications, guaranteeing consistent quality, performance, and reliability for critical drilling applications.
• Made in the USA: Reflects a commitment to high-quality craftsmanship and manufacturing standards.

Applications

This versatile 11/32" drill bit is designed for a broad spectrum of materials commonly found in professional settings. It effectively drills through various forms of steel, including flat bar, angle iron, and tubing, making it suitable for chassis work, fabrication, and repair tasks within automotive shops and industrial facilities. Its robust construction also ensures efficient and precise drilling in wood, plastic, aluminum, and copper components, offering flexibility for diverse projects encountered by professional workshops and job sites.