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CLEVELAND Aircraft Extension Drill: #49, 6" Overall Lg, 135° Split Point, HSS - NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
CLEVELANDNAS-Spec High-Speed Steel Aircraft-Extension Drill Bits

CLEVELAND Aircraft Extension Drill: #49, 6" Overall Lg, 135° Split Point, HSS

The CLEVELAND Aircraft Extension Drill: #49 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit, part number C13171. It features a 0.0730-inch diameter, 6-inch overall length, and a 135° split point…

SKU 3G-OTH-208072

Also listed as: C 13171 · C-13171

Brand
CLEVELAND
Item
Aircraft Extension Drill: #49, 6" Overall Lg, 135° Split Point, HSS
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

CLEVELAND
Manufacturer Part Number
C13171
Type
HSS, NAS 907 Type B
Overall Lg
6"
Split Point
135°

Technical Documents

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

Product Description

The CLEVELAND Aircraft Extension Drill: #49 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit, part number C13171. It features a 0.0730-inch diameter, 6-inch overall length, and a 135° split point, conforming to NAS 907 Type B specifications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the CLEVELAND Aircraft Extension Drill #49 used for?

The CLEVELAND Aircraft Extension Drill #49 is used for precision drilling in aerospace and industrial applications where deep, tight-tolerance holes are required. Its 6-inch overall length and 135° split point reduce walking and improve chip evacuation in hard-to-reach spots.

What are the specifications of the CLEVELAND C13171 drill bit?

The CLEVELAND C13171 is a #49 aircraft extension drill bit with a 0.0730-inch diameter, 6-inch overall length, and 135° split point. It is made of high-speed steel (HSS) and conforms to NAS 907 Type B specifications for aerospace-grade drilling.

Where to buy CLEVELAND aircraft extension drill bits worldwide?

3G Electric supplies CLEVELAND aircraft extension drill bits worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine NAS-spec tooling like the C13171 to your facility, regardless of location.

How to select the right aircraft extension drill bit for NAS 907 applications?

Select an NAS 907 Type B drill bit like the CLEVELAND C13171 by matching the wire size (#49, 0.0730-inch diameter) and overall length (6 inches) to your hole depth and material. The 135° split point aids self-centering in high-strength alloys common in aerospace work.

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 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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