1
Order Received Instantly
Your order is validated in real time and pushed straight into our system with no manual handling.
Instant intake
Materials & Applications
Compatibility
Materials & Applications
Recommended use cases for this product across common industrial materials and jobsite applications.
Aluminum
Low-Medium Steel Alloys
Product details
Technical Description
Essential product information, specifications, and recommended use before ordering.
Champion 7006-21 No. 21 6" Aircraft Extension HSS Drill Bit – 135° Split Point
7006-21 is a Champion 7006 6-inch aircraft extension high-speed steel drill bit in No. 21 (0.159 inch decimal equivalent). It is designed for long-reach drilling in aircraft assembly work, aluminum and low- to medium-strength steel alloys.
Key Benefits
- 6-inch aircraft extension design provides added reach while keeping the flute length similar to a standard jobber drill.
- 135° self-centering split point helps prevent walking when starting the hole.
- Black oxide treated high-speed steel supports heat resistance and longer tool life.
- Spring-tempered shank helps resist permanent bending when drilling holes that are not in direct alignment.
- Made in USA by Champion Cutting Tool.
Applications
- Aircraft assembly and maintenance drilling where long reach is needed
- Drilling aluminum and low- to medium-strength steel alloys
- Portable power drills and drill presses
- Holemaking for the No. 21 diameter
Technical Specifications
| Manufacturer part number | 7006-21 |
|---|---|
| Series | Champion 7006 6-Inch Aircraft Extension Drills |
| Drill type | Aircraft extension drill bit |
| Size designation | No. 21 |
| Size system | Number size |
| Decimal equivalent | 0.159 in |
| Material | High-speed steel |
| Finish | Black oxide treated |
| Point style | 135° self-centering split point |
| Flute length | 2-1/8 inches |
| Overall length | 6 inches |
| Shank | Spring-tempered extension shank |
| Performance level | Medium duty |
| Drilling application | Aluminum and low-medium steel alloys |
| Package style | Standard |
| Package quantity | 12 |
| Country of origin | Made in USA |
How to Use
Use the 7006-21 with the correct speed, feed and workholding for the material. Keep the drill aligned with the workpiece, use suitable cutting fluid when needed, clear chips regularly and avoid forcing the tool.
Cutting tools may shatter if misused or overloaded. Wear eye protection and follow the drill and machine manufacturer's operating instructions.
Most Interesting Product Feature
Product highlight
Most Interesting Product Feature
- 135° self-centering split point with spring-tempered shank for long-reach aircraft assembly drilling
Bulk Orders
Buying in Bulk?
Take advantage of volume pricing and preferred conditions for larger orders.
Volume pricing for larger orders
Preferred conditions based on your needs
Clear response to help plan purchasing
Request Volume Pricing
Ideal for recurring purchasing, inventory planning and multi-product orders.
Info
Fast & Easy Order Process
From checkout to delivery, every step is built for speed, accuracy and reliability, because nobody buys industrial tools for the thrill of waiting around.
2
Order Confirmation
You receive a clean confirmation with all details, ready to forward internally without editing anything.
Clear details
3
Picking & Packing
Our team prepares the right tooling, quantities and brands, optimized for safe and accurate transport.
Prepared properly
4
Tracking Number Provided
As soon as the shipping label is created, tracking information is sent so you can plan your jobs.
Trackable shipment
5
Fast Delivery to Your Door
Your order shows up where you need it, when you need it, without the usual procurement circus.
Delivered fast