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CLEVELAND NAS-Spec HSS Jobber-Length Drill Bit - NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
CLEVELANDNAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace

CLEVELAND NAS-Spec HSS Jobber-Length Drill Bit

The CLEVELAND Jobber Length Drill Bit, Letter J (MPN C11638), is an NAS-spec high-speed steel drill bit with a 135° split point and NAS 907 Type B designation. It features a 0.2770-inch diameter, designed for…

SKU 3G-OTH-189898

Also listed as: C 11638 · C-11638

Brand
CLEVELAND
Item
NAS-Spec HSS Jobber-Length Drill Bit
Part Number
C11638
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
Available to Order
Also known as:C11638CLEVELAND
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Technical Specifications

CLEVELAND
Manufacturer Part Number
C11638
Type
HSS, NAS 907 Type B
Split Point
135°

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

Product Description

The CLEVELAND Jobber Length Drill Bit, Letter J (MPN C11638), is an NAS-spec high-speed steel drill bit with a 135° split point and NAS 907 Type B designation. It features a 0.2770-inch diameter, designed for aerospace applications.

Frequently Asked Questions

What is the CLEVELAND Jobber Length Drill Bit C11638 used for?

The CLEVELAND C11638 is a Letter J jobber-length drill bit designed for aerospace applications. It meets NAS 907 Type B specifications and is used for drilling precise holes in high-strength materials. Its 135° split point reduces walking and improves accuracy, making it suitable for demanding industrial environments.

What are the specifications of the CLEVELAND C11638 drill bit?

The CLEVELAND C11638 is a Letter J jobber-length drill bit with a 0.2770-inch diameter. It features a 135° split point and is made from high-speed steel (HSS) conforming to NAS 907 Type B standards. The manufacturer part number is C11638, and it is designed for aerospace-grade drilling tasks.

Where to buy CLEVELAND C11638 drill bits worldwide?

CLEVELAND C11638 drill bits are available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we source and deliver this NAS-spec bit to your location.

How to select the right CLEVELAND jobber drill bit for aerospace work?

Select a CLEVELAND jobber drill bit like the C11638 by matching the letter size (Letter J, 0.2770 inch) to your hole diameter requirement. Ensure the bit meets NAS 907 Type B standards for aerospace use. The 135° split point aids in self-centering on curved surfaces, reducing the need for pilot holes.

Used in

Common applications for CLEVELAND
Aerospace assembly — Cleveland NAS 907 Type J aircraft-extension drill bits for long-reach drilling in confined airframe structures.
General machining — Cleveland AlTiN-coated carbide square end mills for milling steel and stainless steel components.
Metal fabrication — Cleveland 82° single-flute countersinks for seating flat-head screws in inch-based assemblies.
Maintenance and repair — Cleveland black oxide high-speed steel countersinks for deburring and chamfering holes in plant equipment.
Automotive and engine work — Cleveland cobalt aircraft-extension drills for drilling hard alloys in restricted engine bay spaces.
Job shop production — Cleveland carbide single-flute countersinks for high-speed countersinking in aluminum and non-ferrous parts.
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CLEVELAND Products

3G Electric supplies CLEVELAND nas-spec high-speed steel jobber-length drill bits for aerospace. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This jobber-length drill bit is made from high-speed steel and features a 135° split point for precise starting and reduced walking. It conforms to NAS 907 Type B specifications, making it suitable for drilling high-strength alloys in aerospace maintenance and manufacturing applications
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