CHICAGO-LATROBE Jobber Length Drill Bit Set: 60 Pc, #60 to #1, 135° Split Point
The CHICAGO-LATROBE Jobber Length Drill Bit Set is a 60-piece NAS-spec high-speed steel jobber-length drill bit set for aerospace applications. It includes sizes #60 to #1 with a 135° split point and black oxide…
SKU 3G-OTH-194753
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Product Description
The CHICAGO-LATROBE Jobber Length Drill Bit Set is a 60-piece NAS-spec high-speed steel jobber-length drill bit set for aerospace applications. It includes sizes #60 to #1 with a 135° split point and black oxide finish, housed in a metal index. The set meets NAS 907 Type B standards (MPN 45639).
Frequently Asked Questions
What is the CHICAGO-LATROBE Jobber Length Drill Bit Set used for?
This 60-piece drill bit set is designed for aerospace applications requiring NAS 907 Type B compliance. It drills precise holes in metals and composites using a 135° split point and black oxide HSS construction, suitable for maintenance, repair, and production environments.
What are the specifications of the CHICAGO-LATROBE Jobber Length Drill Bit Set?
The set includes sizes #60 to #1, each with a 135° split point and black oxide finish on high-speed steel. It meets NAS 907 Type B standards and comes in a metal index. The manufacturer part number is 45639.
Where to buy the CHICAGO-LATROBE Jobber Length Drill Bit Set worldwide?
3G Electric supplies this CHICAGO-LATROBE drill bit set worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to source this NAS-spec set for your aerospace operations.
How to select the right CHICAGO-LATROBE drill bit set for aerospace work?
For aerospace tasks, choose a set that meets NAS 907 Type B standards, like this CHICAGO-LATROBE model. The 135° split point reduces walking, and the black oxide HSS provides heat resistance. Ensure sizes cover your required range, here #60 to #1.
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3G Electric supplies CHICAGO-LATROBE nas-spec high-speed steel jobber-length drill bit sets for aerospace. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















