CHICAGO-LATROBE Aircraft Extension Drill: #8, 6" Overall Lg, 135° Split Point
The CHICAGO-LATROBE Aircraft Extension Drill: #8 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X12, MPN 11038). It features a 0.1990-inch diameter, 6-inch overall length, 135° split point, and…
SKU 3G-OTH-208044
Need installation or engineering help?
Ask a question
Product Description
The CHICAGO-LATROBE Aircraft Extension Drill: #8 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X12, MPN 11038). It features a 0.1990-inch diameter, 6-inch overall length, 135° split point, and black oxide HSS construction, conforming to NAS 907 Type B.
Frequently Asked Questions
What is the CHICAGO-LATROBE Aircraft Extension Drill #8 used for?
This NAS 907 Type B drill is designed for aerospace and precision manufacturing applications where extended reach is required. Its 135° split point reduces walking on curved surfaces, making it ideal for drilling in tight spaces on aircraft structures and assemblies.
What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #8?
The CHICAGO-LATROBE #8 drill (MPN 11038) has a 0.1990-inch diameter, 6-inch overall length, 135° split point, and black oxide HSS construction. It conforms to NAS 907 Type B, ensuring compatibility with aerospace fastener and hole standards.
Where to buy the CHICAGO-LATROBE Aircraft Extension Drill #8 worldwide?
3G Electric supplies the CHICAGO-LATROBE #8 aircraft extension drill to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this NAS-spec drill bit to your facility, regardless of location.
How to select the correct aircraft extension drill for NAS 907 applications?
For NAS 907 Type B applications, verify the drill diameter matches the required hole size (e.g., #8 = 0.1990 inch) and overall length meets reach needs. The 135° split point and black oxide HSS finish on CHICAGO-LATROBE drills provide durability and precision in aerospace materials.
Used in
Common applications for CHICAGO-LATROBECHICAGO-LATROBE Products
3G Electric supplies CHICAGO-LATROBE nas-spec high-speed steel aircraft-extension drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















