Cobalt Aircraft Extension Drills – Number Sizes – 6″ Overall LengthÂ
- Made to NAS 907 Type J specifications, these cobalt extension drills are used for drilling in tough, high tensile strength materials like stainless steels, titanium and Inconel. They are made of cobalt high speed steel, with heavy duty flute construction and 135° split point.
- Extra length for hard to reach holes
- Material application – Steel (low & medium carbon), Steel Alloys, Stainless Steel, Strength Alloys
- Industrial-grade NAS Cobalt Steel (HSCO)
- Precision CNC machined for accuracy, improved chip evacuation, and premium performance
- Superior red hardness for high temperature applications
- Engineered for less end load pressure
- Split point penetrates material surface on contact and prevents drill bit “walking”
SKINPINS
ALL PRICES INCLUDE VAT
William Lees & Sons have been suppliers of top quality and competitively priced aircraft and sheet metal tooling components for over 30 years Distributorships include US Industrial Tool, Sioux Tools, HS Tooling (Hi-Shear) – Please visit our site for more information and to download catalogues.
Our products and services, including our wide range of Skinpins (Temporary Fasteners), are used by leading aerospace companies including: Airbus; BAe Systems; British Airways; Short Brothers and Virgin Atlantic – as well as many others through sub-contractors and distributors. We also supply Formula 1, automotive, colleges and sheet metal industries. Furthermore, we are delighted to supply smaller businesses too, so don’t hesitate to get in touch to find out how we can help you.
| Weight | 0.1 kg |
|---|---|
| Size | #6, #7, #8, #10, #11, #12, #13, #16, #19, #20, #21, #27, #30, #40 |
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