4935640 Jobber Drill Bit, 7/32 In Dia, 4-1/2 In Oal, Hex Shank

The Irwin 4935640 Jobber Drill Bit is a high-speed steel drill bit designed for precision drilling in automotive, maintenance, repair, and general shop applications. Whether you're using a portable drill, impact driver, or stationary drill press, this jobber bit delivers reliable performance across metal, wood, and plastic materials. The hex shank allows quick changes between tools, keeping your workflow efficient without downtime.

This drill bit solves common drilling challenges with its engineered design for clean, accurate holes. The spiral flute geometry works with the cutting edges to remove chips and prevent binding during the drilling process. The black oxide finish provides corrosion resistance, extending the bit's service life in various shop and field conditions.

Features and Benefits

• High-Speed Steel Construction: Offers exceptional strength and durability to withstand rigorous drilling tasks and maintain sharpness through extended use.
• Black Oxide Finish: Resists corrosion and moisture, protecting the bit in wet or harsh environments and extending its service life.
• Spiral Flute Design: Works with the cutting edges for clean cuts and efficient chip removal during drilling.
• 1/4 Inch Hex Shank: Compatible with quick-change drill chucks and impact drivers, allowing rapid tool changes and use with modern power tools.
• Jobber Length Profile: Compact 4-1/2 inch overall length makes it suitable for both portable and stationary drill applications.

Specifications

• Brand: Irwin
• Model: 4935640
• Diameter: 7/32 inch
• Overall Length: 4-1/2 inches
• Shank Type: Hex shank, 1/4 inch diameter
• Material: High-speed steel
• Finish: Black oxide
• Flute Type: Spiral flute