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CLEVELAND Aircraft Extension Drill: #27, 6" Overall Lg, 135° Split Point - NAS-Spec Cobalt Aircraft-Extension Drill Bits
CLEVELANDNAS-Spec Cobalt Aircraft-Extension Drill Bits

CLEVELAND Aircraft Extension Drill: #27, 6" Overall Lg, 135° Split Point

The CLEVELAND Aircraft Extension Drill: #27 is a NAS-Spec Cobalt Aircraft-Extension Drill Bit (SKU 407F68, MPN C08140) with a 0.1440-inch diameter, 6-inch overall length, and a 135° split point in a straw/bronze…

SKU 3G-OTH-198863

Brand
CLEVELAND
Item
Aircraft Extension Drill: #27, 6" Overall Lg, 135° Split Point
Category
NAS-Spec Cobalt Aircraft-Extension Drill Bits
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Technical Specifications

CLEVELAND
Manufacturer Part Number
C08140
Type
Straw/Bronze Cobalt
Overall Lg
6"
Split Point
135°
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CLEVELAND Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CLEVELAND Aircraft Extension Drill: #27 is a NAS-Spec Cobalt Aircraft-Extension Drill Bit (SKU 407F68, MPN C08140) with a 0.1440-inch diameter, 6-inch overall length, and a 135° split point in a straw/bronze cobalt finish. It conforms to NAS 907 Type J specifications.

Frequently Asked Questions

What is the CLEVELAND Aircraft Extension Drill #27 used for?

The CLEVELAND Aircraft Extension Drill #27 is used for drilling precision holes in aerospace-grade materials, including aluminum alloys and composites. Its 6-inch overall length and 135° split point allow access to tight spaces, while the straw/bronze cobalt finish provides heat resistance and durability for extended use in aircraft assembly and maintenance.

What are the specifications of the CLEVELAND C08140 drill bit?

The CLEVELAND C08140 is a NAS 907 Type J compliant aircraft-extension drill bit with a #27 wire gauge diameter of 0.1440 inches, 6-inch overall length, and a 135° split point. It features a straw/bronze cobalt finish for enhanced wear resistance and is designed for high-performance drilling in aerospace applications.

Where to buy CLEVELAND aircraft extension drill bits worldwide?

CLEVELAND aircraft extension drill bits, including the C08140, are available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring compliance with international shipping requirements for aerospace tooling.

How to select the right CLEVELAND aircraft extension drill bit?

To select the right CLEVELAND aircraft extension drill bit, match the wire gauge or decimal diameter to your hole size requirement, and ensure the overall length provides adequate reach. The 135° split point reduces walking on curved surfaces, and the straw/bronze cobalt finish is ideal for high-heat applications. Always verify NAS 907 Type J compliance for aerospace use.

Used in

Common applications for CLEVELAND
Aerospace manufacturing — CLEVELAND NAS-spec aircraft extension drills for drilling fastener holes in aluminum airframe panels.
Bridge construction — CLEVELAND Morse-taper shank bridge reamers for enlarging bolt holes in structural steel.
Automotive production — CLEVELAND chucking reamers for precision finishing of engine component bores.
General metalworking — CLEVELAND single-flute countersinks for deburring holes in mild steel parts.
Tool and die making — CLEVELAND interchangeable-pilot counterbores for creating recesses for socket head cap screws.
Maintenance repair — CLEVELAND cobalt aircraft extension drills for drilling hardened steel in equipment repairs.

CLEVELAND Products

3G Electric supplies CLEVELAND nas-spec cobalt 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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