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CLE-LINE Aircraft Extension Drill: #20, 6" Overall Lg, 135° Split Point - High-Speed Steel Aircraft-Extension Drill Bits
CLE-LINEHigh-Speed Steel Aircraft-Extension Drill Bits

CLE-LINE Aircraft Extension Drill: #20, 6" Overall Lg, 135° Split Point

The CLE-LINE Aircraft Extension Drill (#20, MPN C23680) is a high-speed steel aircraft-extension drill bit with a 6" overall length, 135° split point, and black oxide finish. Its key specification is 0.1610. 3G…

SKU 3G-OTH-195314

Also listed as: C 23680 · C-23680

Brand
CLE-LINE
Item
Aircraft Extension Drill: #20, 6" Overall Lg, 135° Split Point
Category
High-Speed Steel Aircraft-Extension Drill Bits
Available to Order
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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.

Technical Specifications

CLE-LINE
Manufacturer Part Number
C23680
Type
Black Oxide HSS
Overall Lg
6"
Split Point
135°

Technical Documents

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CLE-LINE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CLE-LINE Aircraft Extension Drill (#20, MPN C23680) is a high-speed steel aircraft-extension drill bit with a 6" overall length, 135° split point, and black oxide finish. Its key specification is 0.1610. 3G Electric interprets this demand and sources it across 14 industrial departments — with specialist depth in combustion, pumps, and controls — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is a CLE-LINE Aircraft Extension Drill used for?

A CLE-LINE Aircraft Extension Drill is used for drilling in tight or hard-to-reach spaces, common in aerospace and metal fabrication. Its extended 6" overall length and 135° split point allow precise entry without walking, reducing operator effort in confined areas.

What are the specifications of the CLE-LINE C23680 drill bit?

The CLE-LINE C23680 is a #20 high-speed steel aircraft-extension drill bit with a 6" overall length, 135° split point, and black oxide finish. The wire-gauge size corresponds to a 0.1610" diameter. It is designed for durability and reduced bit wander in metal drilling applications.

Where to buy CLE-LINE Aircraft Extension Drill bits worldwide?

CLE-LINE Aircraft Extension Drill bits are available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct CLE-LINE C23680 or similar bits for your application.

How to select the right CLE-LINE aircraft extension drill bit?

Select a CLE-LINE aircraft extension drill bit by matching the wire-gauge size (e.g., #20 with 0.1610" diameter) to your fastener or hole requirement. The 6" overall length suits deep-access drilling, while the 135° split point reduces thrust and improves hole accuracy in hard metals. Always confirm shank compatibility with your drill chuck.

Used in

Common applications for CLE-LINE
Structural steel fabrication — CLE-LINE cobalt annular cutters for drilling bolt holes in beams and girders
Maintenance and repair — CLE-LINE taper-shank drill bits for reaming and drilling in machine shops
Metalworking — CLE-LINE tap wrenches for manual threading of holes in steel plates
Construction — CLE-LINE HSS drill bits for drilling into mild steel and alloy steel components
Automotive repair — CLE-LINE annular cutters for cutting holes in chassis and frame members
General machining — CLE-LINE taper-shank drill bits for use on drill presses and lathes

CLE-LINE Products

3G Electric supplies CLE-LINE 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.

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