CHICAGO-LATROBE Jobber Length Drill Bit: #18, 135° Split Point, TiN-Coated Cobalt
The CHICAGO-LATROBE Jobber Length Drill Bit #18 is a TiN-Coated Cobalt, NAS 907 Type J drill bit with a 135° split point and a 0.1695-inch diameter (MPN 54028). Designed to meet aerospace NAS specifications, it is…
SKU 3G-OTH-200112
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Product Description
The CHICAGO-LATROBE Jobber Length Drill Bit #18 is a TiN-Coated Cobalt, NAS 907 Type J drill bit with a 135° split point and a 0.1695-inch diameter (MPN 54028). Designed to meet aerospace NAS specifications, it is suitable for demanding drilling applications in industrial settings.
Frequently Asked Questions
What is the CHICAGO-LATROBE Jobber Length Drill Bit #18 used for?
This drill bit is designed for aerospace applications requiring NAS 907 Type J compliance. Its 135° split point and TiN-coated cobalt construction enable precise drilling in hardened materials like stainless steel and titanium alloys, common in aircraft manufacturing and maintenance.
What are the specifications of the CHICAGO-LATROBE 54028 drill bit?
The CHICAGO-LATROBE 54028 is a #18 jobber length drill bit with a 0.1695-inch diameter, 135° split point, and TiN-coated cobalt material. It meets NAS 907 Type J specifications, making it suitable for aerospace drilling tasks requiring high wear resistance and chip evacuation.
Where to buy CHICAGO-LATROBE drill bits worldwide?
3G Electric supplies CHICAGO-LATROBE drill bits worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner, we provide the 54028 model and other NAS-spec bits to aerospace facilities, ensuring compliance with international shipping requirements.
How to select the right CHICAGO-LATROBE drill bit for aerospace work?
Select based on material hardness and hole size. The #18 (0.1695-inch) TiN-coated cobalt bit with 135° split point is ideal for stainless steel and titanium. For softer materials, consider uncoated HSS bits. Always verify NAS 907 Type J compliance for aerospace specifications.
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3G Electric supplies CHICAGO-LATROBE nas-spec cobalt 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.















