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CLEVELAND Aircraft Extension Drill: 11/64", 12" Overall Lg, 135° Split Point - NAS-Spec Cobalt Aircraft-Extension Drill Bits
CLEVELANDNAS-Spec Cobalt Aircraft-Extension Drill Bits

CLEVELAND Aircraft Extension Drill: 11/64", 12" Overall Lg, 135° Split Point

The CLEVELAND Aircraft Extension Drill: 11/64" is a NAS-Spec Cobalt Aircraft-Extension Drill Bit, model C08178. It features a 0.1719-inch diameter, 12" overall length, and a 135° split point with a straw/bronze…

SKU 3G-OTH-198839

Also listed as: C 08178 · C-08178

Brand
CLEVELAND
Item
Aircraft Extension Drill: 11/64", 12" Overall Lg, 135° Split Point
Category
NAS-Spec Cobalt Aircraft-Extension Drill Bits
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CLEVELAND
Manufacturer Part Number
C08178
Type
Straw/Bronze Cobalt
Overall Lg
12"
Split Point
135°

Technical Documents

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CLEVELAND Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CLEVELAND Aircraft Extension Drill: 11/64" is a NAS-Spec Cobalt Aircraft-Extension Drill Bit, model C08178. It features a 0.1719-inch diameter, 12" overall length, and a 135° split point with a straw/bronze cobalt finish. This tool meets NAS 907 Type J specifications.

Frequently Asked Questions

What is the CLEVELAND Aircraft Extension Drill C08178 used for?

The CLEVELAND Aircraft Extension Drill C08178 is used for drilling precision holes in aerospace-grade materials. Its 12" overall length and 135° split point allow access to tight spaces in aircraft assembly and maintenance. The straw/bronze cobalt finish provides heat resistance and durability for extended use.

What are the specifications of the CLEVELAND C08178 drill bit?

The CLEVELAND C08178 is a NAS 907 Type J cobalt aircraft-extension drill bit with a 0.1719-inch diameter, 12" overall length, and 135° split point. It has a straw/bronze cobalt finish and meets NAS 907 Type J specifications. The manufacturer part number is C08178.

Where to buy CLEVELAND C08178 drill bits worldwide?

You can source CLEVELAND C08178 drill bits worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this NAS-spec cobalt drill bit.

How to select the right CLEVELAND aircraft extension drill bit?

Select the CLEVELAND aircraft extension drill bit based on hole diameter, material, and access depth. For aerospace applications, ensure the bit meets NAS 907 Type J specs like the C08178 with a 0.1719" diameter and 135° split point. The cobalt finish suits high-heat drilling in tough alloys.

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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