CHICAGO-LATROBE Jobber Length Drill Bit: 6.4 mm, 135° Split Point, Black Oxide HSS
The CHICAGO-LATROBE Jobber Length Drill Bit (6.4 mm, MPN 45859) is a NAS-Spec High-Speed Steel drill bit for aerospace applications. It features a 135° split point and black oxide finish, conforming to NAS 907 Type…
SKU 3G-OTH-190466
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Product Description
The CHICAGO-LATROBE Jobber Length Drill Bit (6.4 mm, MPN 45859) is a NAS-Spec High-Speed Steel drill bit for aerospace applications. It features a 135° split point and black oxide finish, conforming to NAS 907 Type B. With a diameter of 0.2520 inches, this tool is designed for precision drilling in demanding industrial environments.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the CHICAGO-LATROBE Jobber Length Drill Bit 45859 used for?
This drill bit is designed for aerospace and precision metalworking applications requiring NAS 907 Type B compliance. Its 135° split point reduces walking and thrust, making it suitable for drilling into hardened steels and alloys where positional accuracy is critical.
What are the specifications of the CHICAGO-LATROBE 45859 drill bit?
The CHICAGO-LATROBE 45859 is a jobber-length drill bit with a 6.4 mm diameter, 135° split point, and black oxide HSS construction. It meets NAS 907 Type B standards and has a shank diameter of 0.2520 inches. The manufacturer part number is 45859.
Where to buy CHICAGO-LATROBE 45859 drill bits worldwide?
3G Electric supplies the CHICAGO-LATROBE 45859 drill bit worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to select the right CHICAGO-LATROBE drill bit for aerospace work?
For aerospace drilling, choose a bit that meets NAS 907 Type B specs, like the CHICAGO-LATROBE 45859. The 135° split point aids self-centering, while black oxide HSS provides heat resistance. Match the diameter to your hole tolerance and material hardness for best results.
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3G Electric supplies CHICAGO-LATROBE nas-spec high-speed steel jobber-length drill bits for aerospace. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















