CHICAGO-LATROBE Jobber Length Drill Bit: 135° Split Point, TiCN-Coated HSS
The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 43784) is a NAS-Spec High-Speed Steel drill bit with a 135° split point, TiCN-coated HSS, and NAS 907 Type B classification. It features a 0.3020 diameter, designed…
SKU 3G-OTH-190405
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Product Description
The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 43784) is a NAS-Spec High-Speed Steel drill bit with a 135° split point, TiCN-coated HSS, and NAS 907 Type B classification. It features a 0.3020 diameter, designed for aerospace applications.
Frequently Asked Questions
What is the CHICAGO-LATROBE Jobber Length Drill Bit 43784 used for?
This TiCN-coated HSS drill bit is designed for aerospace applications requiring NAS 907 Type B compliance. It drills precise holes in hardened steels and alloys, commonly used in aircraft manufacturing and maintenance where split-point geometry reduces walking and improves hole accuracy.
What are the specifications of the CHICAGO-LATROBE 43784 drill bit?
The CHICAGO-LATROBE 43784 is a jobber-length drill bit with a 135° split point, TiCN coating, and HSS construction. It meets NAS 907 Type B standards and has a diameter of 0.3020 inches. The manufacturer part number is 43784, and it is designed for high-precision aerospace drilling.
Where to buy CHICAGO-LATROBE 43784 drill bits worldwide?
3G Electric supplies the CHICAGO-LATROBE 43784 drill bit worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this NAS-spec tool to aerospace facilities globally.
How to select the correct CHICAGO-LATROBE drill bit for aerospace work?
Select based on material and hole tolerance. The CHICAGO-LATROBE 43784 with TiCN coating suits hardened steels; its 135° split point reduces thrust. For aerospace, ensure NAS 907 Type B compliance. Match diameter to your print; this bit is 0.3020 inches. Always verify shank fit and flute length for jobber applications.
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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.















