CHICAGO-LATROBE Jobber Length Drill Bit: 1/4", 135° Split Point, TiCN-Coated HSS
SKU 3G-OTH-189857
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Frequently Asked Questions
What is the CHICAGO-LATROBE Jobber Length Drill Bit 43616 used for?
This TiCN-coated HSS drill bit is designed for aerospace and high-precision industrial drilling. Its 135° split point reduces walking and thrust, making it ideal for hard materials like stainless steel and titanium alloys in aircraft manufacturing and maintenance.
What are the specifications of the CHICAGO-LATROBE 43616 drill bit?
The CHICAGO-LATROBE 43616 is a 1/4" (0.2500 inch) jobber length drill bit with a 135° split point, TiCN coating, and HSS construction. It meets NAS 907 Type B standards for aerospace applications. The manufacturer part number is 43616.
Where to buy CHICAGO-LATROBE 43616 drill bits worldwide?
3G Electric supplies and delivers the CHICAGO-LATROBE 43616 drill bit worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility, ensuring you receive genuine NAS-spec tooling for aerospace operations.
How to select the right jobber length drill bit for aerospace work?
For aerospace drilling, choose a bit meeting NAS 907 Type B standards, like the CHICAGO-LATROBE 43616. A 135° split point and TiCN coating improve performance in hard alloys. Match the diameter (1/4") to your hole size and ensure the shank fits your chuck.
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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.















