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CLE-LINE Aircraft Extension Drill: 13/64", 12" 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: 13/64", 12" Overall Lg, 135° Split Point

The CLE-LINE Aircraft Extension Drill (13/64", MPN C23730) is a high-speed steel aircraft-extension drill bit with a black oxide finish, 12" overall length, and a 135° split point. It is designed for extended-reach…

SKU 3G-OTH-195311

Also listed as: C 23730 · C-23730

Brand
CLE-LINE
Item
Aircraft Extension Drill: 13/64", 12" 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.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CLE-LINE
Manufacturer Part Number
C23730
Type
Black Oxide HSS
Overall Lg
12"
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 (13/64", MPN C23730) is a high-speed steel aircraft-extension drill bit with a black oxide finish, 12" overall length, and a 135° split point. It is designed for extended-reach drilling applications where standard-length bits cannot access the work surface.

Frequently Asked Questions

What is a CLE-LINE aircraft extension drill used for?

A CLE-LINE aircraft extension drill is used for drilling deep holes in tight or hard-to-reach spaces, common in aerospace and metal fabrication. The 12" overall length and 135° split point reduce walking and improve cutting efficiency in high-strength materials.

What are the specifications of the CLE-LINE C23730 aircraft extension drill?

The CLE-LINE C23730 is a 13/64" (0.2031") black oxide high-speed steel aircraft extension drill with a 12" overall length and a 135° split point. It is designed for precision drilling in deep-access applications and is manufactured under part number C23730.

Where to buy CLE-LINE aircraft extension drills worldwide?

CLE-LINE aircraft extension drills 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 genuine CLE-LINE tooling without supply-chain complications.

How to select the right CLE-LINE aircraft extension drill for deep-hole drilling?

Select a CLE-LINE aircraft extension drill based on hole diameter, required reach, and material hardness. For the C23730, the 13/64" size and 12" length suit deep access in steel or aluminum. The 135° split point aids self-centering, reducing need for pilot holes in precision work.

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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CLE-LINE Aircraft Extension Drill: 11/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN C23728)
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CLE-LINE Aircraft Extension Drill: 17/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN C23734)
CLE-LINE Aircraft Extension Drill: 13/64", 6" Overall Lg, 135° Split Point, Black Oxide HSS (MPN C23630)
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CLE-LINE Aircraft Extension Drill: 7/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN C23724)

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