CHICAGO-LATROBE Jobber Length Drill Bit: #19, 135° Split Point, TiAlN-Coated Cobalt
The CHICAGO-LATROBE Jobber Length Drill Bit #19 is a NAS-Spec Cobalt drill bit for aerospace applications, featuring a TiAlN-coated cobalt construction and a 135° split point. With a diameter of 0.1660 inches, this…
SKU 3G-OTH-200225
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Product Description
The CHICAGO-LATROBE Jobber Length Drill Bit #19 is a NAS-Spec Cobalt drill bit for aerospace applications, featuring a TiAlN-coated cobalt construction and a 135° split point. With a diameter of 0.1660 inches, this NAS 907 Type J tool is designed for precision drilling in demanding materials.
Frequently Asked Questions
What is the CHICAGO-LATROBE #19 jobber length drill bit used for?
This TiAlN-coated cobalt drill bit is designed for aerospace applications per NAS 907 Type J. It drills precise holes in hardened steels, stainless steels, and titanium alloys. The 135° split point reduces walking and thrust, making it suitable for CNC and manual drilling in aircraft maintenance and production.
What are the specifications of the CHICAGO-LATROBE 44989 drill bit?
The CHICAGO-LATROBE 44989 is a #19 jobber length drill bit with a 0.1660-inch diameter, 135° split point, and TiAlN-coated cobalt construction. It meets NAS 907 Type J specifications for aerospace drilling. The coating extends tool life in high-temperature alloys.
Where to buy CHICAGO-LATROBE drill bits worldwide?
3G Electric supplies CHICAGO-LATROBE drill bits worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on the 44989 or other NAS-spec tooling.
How to select the correct CHICAGO-LATROBE drill bit for aerospace work?
Select based on material and hole tolerance. For titanium or hardened steel, use TiAlN-coated cobalt bits like the 44989. The 135° split point is ideal for CNC applications. Match the wire gauge or fractional size to your print. 3G Electric can help source the correct NAS 907 Type J bit.
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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.















