CHICAGO-LATROBE Aircraft Extension Drill: #40, 6" Overall Lg, 135° Split Point
The CHICAGO-LATROBE Aircraft Extension Drill: #40 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X44, MPN 11070). It features a 0.0980-inch diameter, 6-inch overall length, 135° split point, and…
SKU 3G-OTH-207953
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Product Description
The CHICAGO-LATROBE Aircraft Extension Drill: #40 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X44, MPN 11070). It features a 0.0980-inch diameter, 6-inch overall length, 135° split point, and black oxide HSS construction, conforming to NAS 907 Type B.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the CHICAGO-LATROBE Aircraft Extension Drill #40 used for?
This NAS 907 Type B drill is designed for aerospace and high-precision metalworking applications where extended reach is required. Its 135° split point reduces walking on curved surfaces, and the black oxide HSS construction provides heat resistance and lubricity for drilling in tough alloys.
What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #40?
The CHICAGO-LATROBE Aircraft Extension Drill #40 (MPN 11070) has a 0.0980-inch diameter, 6-inch overall length, 135° split point, and black oxide HSS construction. It conforms to NAS 907 Type B, making it suitable for aerospace-grade drilling tasks.
Where to buy CHICAGO-LATROBE Aircraft Extension Drill #40 worldwide?
3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill #40 (MPN 11070) to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine NAS-spec tooling regardless of your location.
How to select the right aircraft extension drill for aerospace work?
For aerospace work, choose an NAS-spec drill like the CHICAGO-LATROBE #40 (MPN 11070) with a 135° split point to prevent walking on curved surfaces. Ensure the overall length matches your reach requirements and that the HSS coating (e.g., black oxide) suits the material being drilled.
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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.















