Hertel Screw Machine Length Drill Bit, 43/64" (0.6719) Dia, Cobalt, Straw Finish, Straight Shank, 135 deg, 2-7/8" Flute Length, 4-5/8" OAL, Regular Spiral Flute

The Hertel Screw Machine Length Drill Bit delivers precision and durability for your demanding drilling applications. This 43/64" (0.6719) diameter bit features a 135-degree split point that reduces thrust requirements and prevents walking when starting holes. Crafted from premium cobalt material with a straw finish, this bit offers superior heat and wear resistance, making it ideal for drilling in hardened materials. With a 4-5/8" overall length and 2-7/8" flute length, this right-hand cut bit provides excellent chip evacuation through its regular spiral flute design. The straight shank ensures secure mounting in your machine. This Hertel drill bit combines professional-grade construction with exceptional performance, perfect for machinists and industrial applications where accuracy and longevity are essential.

• PRECISION ENGINEERED: Hertel 43/64" (0.6719) diameter cobalt drill bit designed for screw machine applications with 135 degree split point for reduced thrust and improved centering.
• DURABLE CONSTRUCTION: Made from premium cobalt material with a straw finish for enhanced heat and wear resistance when drilling through tough materials.
• OPTIMAL DIMENSIONS: Features a 4-5/8" overall length with 2-7/8" flute length, providing the perfect balance between rigidity and reach for screw machine operations.
• PERFORMANCE DESIGN: Regular spiral flute with right hand cut ensures efficient chip evacuation and smooth drilling performance in various materials.
• PROFESSIONAL QUALITY: Straight shank design provides secure fitting in standard drill chucks, while the split point eliminates the need for center punching.