CLE-LINE Aircraft Extension Drill: 27/64", 12" Overall Lg, 135° Split Point
SKU 3G-OTH-195304
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Frequently Asked Questions
What is a CLE-LINE aircraft extension drill used for?
A CLE-LINE aircraft extension drill is used for deep-hole drilling in tight spaces, common in aerospace and metal fabrication. Its 12" overall length and 135° split point reduce walking and improve accuracy in hard-to-reach areas.
What are the specifications of the CLE-LINE C23744 drill bit?
The CLE-LINE C23744 is a 27/64" black oxide HSS aircraft extension drill with a 12" overall length and 135° split point. The 0.4219" diameter and black oxide coating enhance chip flow and wear resistance in ferrous materials.
Where to buy CLE-LINE aircraft extension drills worldwide?
3G Electric supplies CLE-LINE aircraft extension drills worldwide, handling full logistics and customs clearance. We source genuine CLE-LINE tooling like the C23744 and deliver to industrial buyers globally, ensuring compliance with local import requirements.
How to select the right aircraft extension drill for deep holes?
Select an aircraft extension drill like the CLE-LINE C23744 based on hole depth, material hardness, and shank compatibility. For deep holes in steel, a 135° split point reduces thrust; black oxide HSS aids lubrication. Confirm overall length exceeds hole depth by 1–2 inches.
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Common applications for CLE-LINECLE-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.















