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CLEVELAND Aircraft Extension Drill: #51, 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: #51, 6" Overall Lg, 135° Split Point, HSS

The CLEVELAND Aircraft Extension Drill: #51 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit, meeting NAS 907 Type B standards (MPN C13173). It features a 0.0670-inch diameter, 6-inch overall length, and…

SKU 3G-OTH-208101

Brand
CLEVELAND
Item
Aircraft Extension Drill: #51, 6" Overall Lg, 135° Split Point, HSS
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
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Technical Specifications

CLEVELAND
Manufacturer Part Number
C13173
Type
HSS, NAS 907 Type B
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: #51 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit, meeting NAS 907 Type B standards (MPN C13173). It features a 0.0670-inch diameter, 6-inch overall length, and a 135° split point, constructed from high-speed steel.

Frequently Asked Questions

What is the CLEVELAND Aircraft Extension Drill #51 used for?

The CLEVELAND Aircraft Extension Drill #51 is used for precision drilling in aerospace and industrial applications where extended reach is required. Its NAS 907 Type B compliance and 135° split point make it suitable for drilling into hard metals and composite materials commonly found in aircraft assembly and maintenance.

What are the specifications of the CLEVELAND Aircraft Extension Drill #51?

The CLEVELAND Aircraft Extension Drill #51 (MPN C13173) has a 0.0670-inch diameter, 6-inch overall length, and a 135° split point. It is made from high-speed steel and meets NAS 907 Type B standards. These specs ensure precise, clean holes in tough materials used in aerospace manufacturing.

Where to buy the CLEVELAND Aircraft Extension Drill #51 worldwide?

You can source the CLEVELAND Aircraft Extension Drill #51 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 drill bit.

How to select the right aircraft extension drill bit for aerospace work?

Select an aircraft extension drill bit like the CLEVELAND #51 by matching its diameter, length, and point angle to your material and hole depth. For hard metals, choose high-speed steel with a 135° split point to reduce walking. Ensure it meets NAS 907 Type B specs for aerospace compliance.

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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