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CLEVELAND #11 Short-Flute Cobalt Jobber-Length Drill Bit - Short-Flute Cobalt Jobber-Length Drill Bits
CLEVELANDShort-Flute Cobalt Jobber-Length Drill Bits

CLEVELAND #11 Short-Flute Cobalt Jobber-Length Drill Bit

The CLEVELAND Jobber Length Drill Bit (#11, MPN C15939) is a short-flute cobalt drill bit with a 135° split point, black oxide cobalt finish, and fast spiral design. It features a 0.1910-inch diameter, engineered for…

SKU 3G-OTH-213659

Also listed as: C 15939 · C-15939

Brand
CLEVELAND
Item
#11 Short-Flute Cobalt Jobber-Length Drill Bit
Part Number
C15939
Category
Short-Flute Cobalt Jobber-Length Drill Bits
Available to Order
Also known as:C15939CLEVELAND
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Technical Specifications

CLEVELAND
Manufacturer Part Number
C15939
Type
Black Oxide Cobalt, Fast Spiral
Split Point
135°

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

Product Description

The CLEVELAND Jobber Length Drill Bit (#11, MPN C15939) is a short-flute cobalt drill bit with a 135° split point, black oxide cobalt finish, and fast spiral design. It features a 0.1910-inch diameter, engineered for drilling in tough materials. 3G Electric sources this genuine industrial tool across 14 departments, with specialist expertise in combustion, pumps, and controls ensuring accurate fulfillment.

Frequently Asked Questions

What is a CLEVELAND #11 jobber length drill bit used for?

The CLEVELAND #11 jobber length drill bit with a 135° split point and black oxide cobalt finish is designed for drilling hard materials like stainless steel and alloy steels. Its fast spiral flute aids chip evacuation in deep-hole applications, making it suitable for industrial machining and maintenance work.

What are the specifications of the CLEVELAND C15939 drill bit?

The CLEVELAND C15939 is a #11 jobber length drill bit with a 0.1910 inch diameter, 135° split point, and black oxide cobalt construction with a fast spiral flute. It is a short-flute cobalt jobber-length drill bit, ideal for high-temperature and abrasive drilling applications.

Where to buy CLEVELAND C15939 drill bits worldwide?

3G Electric supplies the CLEVELAND C15939 #11 jobber length drill bit worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other CLEVELAND cutting tools.

How to select the right CLEVELAND jobber length drill bit for my application?

Select a CLEVELAND jobber length drill bit based on material hardness and hole depth. For hard metals like stainless steel, choose a 135° split point and cobalt construction, as in the C15939. Match the diameter (0.1910 inch for #11) to your hole size and ensure the flute length suits your drilling depth.

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 short-flute cobalt jobber-length 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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