CHICAGO-LATROBE Jobber Length Drill Bit: Letter S, 135° Split Point
The CHICAGO-LATROBE Jobber Length Drill Bit (Letter S, MPN 42789) is a NAS-Spec high-speed steel drill bit for aerospace applications, featuring a TiAlN-coated HSS construction and a 135° split point. With a…
SKU 3G-OTH-190262
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The CHICAGO-LATROBE Jobber Length Drill Bit (Letter S, MPN 42789) is a NAS-Spec high-speed steel drill bit for aerospace applications, featuring a TiAlN-coated HSS construction and a 135° split point. With a specified dimension of 0.3480, this tool is designed for precision drilling in demanding industrial environments.
Frequently Asked Questions
What is the CHICAGO-LATROBE Jobber Length Drill Bit 42789 used for?
This TiAlN-coated HSS drill bit is designed for aerospace and high-precision machining applications. Its 135° split point reduces walking and thrust, making it suitable for drilling hard materials like stainless steel and titanium alloys.
What are the specifications of the CHICAGO-LATROBE 42789 drill bit?
The CHICAGO-LATROBE 42789 is a Letter S jobber length drill bit with a 0.3480 inch diameter, 135° split point, and TiAlN coating on high-speed steel. It meets NAS specs for aerospace use.
Where to buy CHICAGO-LATROBE 42789 drill bits worldwide?
3G Electric supplies CHICAGO-LATROBE 42789 drill bits worldwide. We handle full logistics and customs clearance to deliver this NAS-spec aerospace drill bit to your facility, regardless of location.
How to select the right CHICAGO-LATROBE drill bit for aerospace materials?
For aerospace alloys, choose a TiAlN-coated HSS bit like the 42789 with a 135° split point to reduce walking. Match the diameter (0.3480 inch for Letter S) to your hole size and ensure the bit meets NAS specifications for critical applications.
Used in
Common applications for CHICAGO-LATROBECHICAGO-LATROBE Products
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.
