CHICAGO-LATROBE Jobber Length Drill Bit: #49, 135° Split Point, TiN-Coated HSS
The CHICAGO-LATROBE Jobber Length Drill Bit #49 is a NAS-Spec high-speed steel drill bit for aerospace, featuring a TiN-coated HSS construction with a 135° split point, NAS 907 Type B compliance, and a 0.0730-inch…
SKU 3G-OTH-190112
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Product Description
The CHICAGO-LATROBE Jobber Length Drill Bit #49 is a NAS-Spec high-speed steel drill bit for aerospace, featuring a TiN-coated HSS construction with a 135° split point, NAS 907 Type B compliance, and a 0.0730-inch diameter (MPN 41719). 3G Electric interprets this demand and sources the genuine OEM part, backed by specialist expertise across 14 industrial departments.
Frequently Asked Questions
What is the CHICAGO-LATROBE Jobber Length Drill Bit #49 used for?
This TiN-coated HSS drill bit is designed for precision hole drilling in aerospace applications, meeting NAS 907 Type B specifications. The 135° split point reduces walking and improves cutting efficiency in hard metals. It is commonly used for maintenance, repair, and production tasks in aircraft manufacturing and MRO facilities.
What are the specifications of the CHICAGO-LATROBE #49 drill bit?
The CHICAGO-LATROBE Jobber Length Drill Bit #49 (MPN 41719) has a 0.0730-inch diameter, 135° split point, and TiN-coated high-speed steel construction. It conforms to NAS 907 Type B standards for aerospace drilling. The coating extends tool life and reduces friction in demanding materials.
Where to buy CHICAGO-LATROBE drill bits worldwide?
3G Electric supplies CHICAGO-LATROBE drill bits like the #49 (MPN 41719) to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact our team for pricing and lead time on this aerospace-grade tool. We source and deliver globally.
How to select the right CHICAGO-LATROBE drill bit for aerospace work?
For aerospace drilling, choose a bit that meets NAS 907 Type B specs, like the CHICAGO-LATROBE #49 with TiN coating. The 135° split point helps prevent wandering on curved surfaces. Match the diameter to your fastener or hole requirement. Always use proper cutting fluid and speeds for HSS tools.
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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.















