CHICAGO-LATROBE Aircraft Extension Drill: #47, 12" Overall Lg, 135° Split Point
The CHICAGO-LATROBE Aircraft Extension Drill: #47 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11171, MPN 11171). It features a 0.0785-inch diameter, 12-inch overall length, 135° split point, and…
SKU 3G-OTH-207935
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The CHICAGO-LATROBE Aircraft Extension Drill: #47 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11171, MPN 11171). It features a 0.0785-inch diameter, 12-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 #47 used for?
This drill is designed for deep-hole drilling in aerospace and industrial applications where extended reach is required. Its 12-inch overall length and 135° split point reduce walking and improve chip evacuation in tough materials like stainless steel and titanium.
What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #47?
The drill has a 0.0785-inch diameter, 12-inch overall length, 135° split point, and black oxide HSS construction. It conforms to NAS 907 Type B and carries MPN 11171. These specs ensure precision and durability in demanding aircraft maintenance and fabrication tasks.
Where to buy CHICAGO-LATROBE Aircraft Extension Drill #47 worldwide?
3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill #47 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 right aircraft extension drill bit for deep-hole drilling?
Choose a drill with a 135° split point to reduce thrust and prevent walking on curved surfaces. Ensure overall length matches your depth requirement—12 inches for extended reach. Black oxide HSS provides heat resistance and lubricity. Confirm NAS 907 compliance for aerospace standards.
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.
