CHICAGO-LATROBE Jobber Length Drill Bit: Letter C, 135° Split Point, Black Oxide HSS
SKU 3G-OTH-189889
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the CHICAGO-LATROBE Jobber Length Drill Bit 45773 used for?
This CHICAGO-LATROBE drill bit is designed for aerospace and precision industrial drilling. Its 135° split point reduces walking and thrust, making it ideal for hard metals and sheet materials. 3G Electric supplies this NAS 907 Type B bit globally.
What are the specifications of the CHICAGO-LATROBE 45773 drill bit?
The CHICAGO-LATROBE 45773 is a Letter C jobber length drill bit with a 0.2420 inch diameter. It features a 135° split point, black oxide finish, and is made from high-speed steel (HSS) conforming to NAS 907 Type B for aerospace applications.
Where to buy CHICAGO-LATROBE 45773 drill bits worldwide?
3G Electric sources and delivers the CHICAGO-LATROBE 45773 drill bit to customers worldwide. We handle full logistics and customs clearance, ensuring you receive genuine NAS-spec tooling for aerospace and industrial use. 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, like the CHICAGO-LATROBE 45773. The 135° split point and black oxide HSS provide durability and precision in hard alloys. Match the Letter C diameter (0.2420 in) to your hole size and material hardness.
Used in
Common applications for CHICAGO-LATROBECHICAGO-LATROBE Products
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.















