Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

CLEVELAND C16566 Cobalt Jobber-Length Drill Bit for Deep Hole-Drilling - Cobalt Jobber-Length Drill Bits for Deep Hole-Drilling
CLEVELANDCobalt Jobber-Length Drill Bits for Deep Hole-Drilling

CLEVELAND C16566 Cobalt Jobber-Length Drill Bit for Deep Hole-Drilling

The CLEVELAND Jobber Length Drill Bit (15/64", MPN C16566) is a Straw/Bronze Cobalt, Fast Spiral type with a 135° Split Point, designed for deep hole-drilling. With a diameter of 0.2344 inches, this cobalt…

SKU 3G-OTH-211644

Also listed as: C 16566 · C-16566

Brand
CLEVELAND
Item
C16566 Cobalt Jobber-Length Drill Bit for Deep Hole-Drilling
Category
Cobalt Jobber-Length Drill Bits for Deep Hole-Drilling
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
C16566
Type
Straw/Bronze Cobalt, Fast Spiral
Split Point
135°

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CLEVELAND Jobber Length Drill Bit (15/64", MPN C16566) is a Straw/Bronze Cobalt, Fast Spiral type with a 135° Split Point, designed for deep hole-drilling. With a diameter of 0.2344 inches, this cobalt jobber-length drill bit is sourced and supplied by 3G Electric across 14 industrial departments, backed by specialist expertise in cutting tools and precision equipment.

Frequently Asked Questions

What is the CLEVELAND C16566 jobber length drill bit used for?

The CLEVELAND C16566 is a cobalt jobber-length drill bit designed for deep hole-drilling in hard materials. Its 135° split point reduces walking and improves penetration, while the fast spiral clears chips efficiently. It is commonly used in metalworking, automotive, and aerospace applications where precision and durability are required.

What are the specifications of the CLEVELAND C16566 drill bit?

The CLEVELAND C16566 is a 15/64" (0.2344 inch) jobber-length drill bit with a 135° split point and straw/bronze cobalt finish. It features a fast spiral for deep hole-drilling. The cobalt construction provides heat resistance and extended tool life in tough materials like stainless steel and alloy steels.

Where to buy CLEVELAND C16566 drill bits worldwide?

CLEVELAND C16566 drill bits are available to order through 3G Electric, a global industrial equipment distributor. We source and deliver this item worldwide, handling full logistics and customs clearance. Contact 3G Electric for pricing and lead time on delivery to your location.

How to select the right CLEVELAND cobalt drill bit for deep hole-drilling?

Select a CLEVELAND cobalt drill bit like the C16566 based on hole diameter (15/64"), material hardness, and depth. The 135° split point aids self-centering, while the fast spiral clears chips in deep holes. For best results, use proper cutting fluid and reduce feed pressure to prevent bit breakage.

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 cobalt jobber-length drill bits for deep hole-drilling. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CLEVELAND Jobber Length Drill Bit: 7/32", 135° Split Point, Straw/Bronze Cobalt, Fast Spiral (MPN C16565)
CLEVELAND
CLEVELAND Jobber Length Drill Bit: 7/32", 135° Split Point, Straw/Bronze Cobalt, Fast Spiral (MPN C16565)
CLEVELAND C16561 is a 5/32" diameter cobalt jobber-length drill bit with a 135° split point, straw/bronze finish, and fast spiral flute design. Engineered for deep hole-drilling in hard materials, the split point reduces walking and thrust, while the cobalt construction provides heat resistance. Suitable for industrial metalworking applications requiring extended reach
CLEVELAND
CLEVELAND C16561 is a 5/32" diameter cobalt jobber-length drill bit with a 135° split point, straw/bronze finish, and fast spiral flute design. Engineered for deep hole-drilling in hard materials, the split point reduces walking and thrust, while the cobalt construction provides heat resistance. Suitable for industrial metalworking applications requiring extended reach
Cobalt jobber-length drill bit with 135° split point and fast spiral flute design. Straw/bronze cobalt finish. Suitable for deep hole drilling in hard metals
CLEVELAND
Cobalt jobber-length drill bit with 135° split point and fast spiral flute design. Straw/bronze cobalt finish. Suitable for deep hole drilling in hard metals
Cobalt jobber-length drill bit for deep hole-drilling in hard materials. Features a 135° split point to reduce walking and improve penetration, with a fast spiral flute design for efficient chip evacuation. Straw/bronze cobalt finish provides heat resistance. Diameter: 0.1719" (11/64")
CLEVELAND
Cobalt jobber-length drill bit for deep hole-drilling in hard materials. Features a 135° split point to reduce walking and improve penetration, with a fast spiral flute design for efficient chip evacuation. Straw/bronze cobalt finish provides heat resistance. Diameter: 0.1719" (11/64")
Cobalt jobber-length drill bit with 135° split point and fast spiral design for deep hole-drilling. Straw/bronze cobalt finish provides heat resistance. Suitable for drilling in tough materials where chip clearance and reduced walking are required
CLEVELAND
Cobalt jobber-length drill bit with 135° split point and fast spiral design for deep hole-drilling. Straw/bronze cobalt finish provides heat resistance. Suitable for drilling in tough materials where chip clearance and reduced walking are required
CLEVELAND Jobber Length Drill Bit: 1/4", 135° Split Point, Straw/Bronze Cobalt, Fast Spiral (MPN C16567)
CLEVELAND
CLEVELAND Jobber Length Drill Bit: 1/4", 135° Split Point, Straw/Bronze Cobalt, Fast Spiral (MPN C16567)

More from CLEVELAND

View all CLEVELAND parts
This CLEVELAND jobber-length drill bit is made from TiCN-coated cobalt with a fast spiral design and a 135° split point. It is intended for deep hole-drilling applications in machining and metalworking, where the coating provides wear resistance and the split point reduces walking
CLEVELAND
This CLEVELAND jobber-length drill bit is made from TiCN-coated cobalt with a fast spiral design and a 135° split point. It is intended for deep hole-drilling applications in machining and metalworking, where the coating provides wear resistance and the split point reduces walking
CLEVELAND C13042 is a TiCN-coated cobalt jobber-length drill bit with a 135° split point and fast spiral flute design, intended for deep hole-drilling applications. The 9/64" diameter bit reduces walking and heat buildup during use in production machining, tool and die work, and maintenance tasks
CLEVELAND
CLEVELAND C13042 is a TiCN-coated cobalt jobber-length drill bit with a 135° split point and fast spiral flute design, intended for deep hole-drilling applications. The 9/64" diameter bit reduces walking and heat buildup during use in production machining, tool and die work, and maintenance tasks
CLEVELAND C16581 is a 15/32" (0.4688 inch) jobber-length drill bit with a 135° split point, straw/bronze cobalt finish, and fast spiral flute design. Engineered for deep hole-drilling in hard materials, the split point reduces walking and thrust, while the fast spiral efficiently evacuates chips. Commonly used in metalworking, tool and die, and maintenance applications
CLEVELAND
CLEVELAND C16581 is a 15/32" (0.4688 inch) jobber-length drill bit with a 135° split point, straw/bronze cobalt finish, and fast spiral flute design. Engineered for deep hole-drilling in hard materials, the split point reduces walking and thrust, while the fast spiral efficiently evacuates chips. Commonly used in metalworking, tool and die, and maintenance applications
CLEVELAND C16630 is a #18 jobber-length drill bit with a 0.1695 inch diameter. It features TiN-coated cobalt construction, a fast spiral design, and a 135° split point. This drill bit is used for deep hole drilling in hard materials, providing reduced walking and thrust, as well as heat resistance for extended tool life
CLEVELAND
CLEVELAND C16630 is a #18 jobber-length drill bit with a 0.1695 inch diameter. It features TiN-coated cobalt construction, a fast spiral design, and a 135° split point. This drill bit is used for deep hole drilling in hard materials, providing reduced walking and thrust, as well as heat resistance for extended tool life
CLEVELAND C16661 is a #48 jobber-length drill bit with a 0.0760-inch diameter. It features TiN-coated cobalt construction, a 135° split point, and a fast spiral flute design. This combination provides hardness, heat resistance, and efficient chip evacuation for deep hole-drilling in hard materials. Suitable for industrial machining, tool and die work, and maintenance applications
CLEVELAND
CLEVELAND C16661 is a #48 jobber-length drill bit with a 0.0760-inch diameter. It features TiN-coated cobalt construction, a 135° split point, and a fast spiral flute design. This combination provides hardness, heat resistance, and efficient chip evacuation for deep hole-drilling in hard materials. Suitable for industrial machining, tool and die work, and maintenance applications
CLEVELAND C13062 is a #10 jobber-length drill bit with a 0.1935 in diameter, featuring TiCN-coated cobalt construction and a fast spiral flute design. The 135° split point reduces walking and heat buildup. Designed for deep hole drilling in hard metals, it provides enhanced wear resistance and chip evacuation in industrial metalworking applications
CLEVELAND
CLEVELAND C13062 is a #10 jobber-length drill bit with a 0.1935 in diameter, featuring TiCN-coated cobalt construction and a fast spiral flute design. The 135° split point reduces walking and heat buildup. Designed for deep hole drilling in hard metals, it provides enhanced wear resistance and chip evacuation in industrial metalworking applications
Cobalt jobber-length drill bit with a 135° split point and fast spiral flute design for deep hole-drilling applications. The straw/bronze cobalt construction provides heat resistance and wear durability. Suitable for drilling in hard materials where chip evacuation and reduced walking are required
CLEVELAND
Cobalt jobber-length drill bit with a 135° split point and fast spiral flute design for deep hole-drilling applications. The straw/bronze cobalt construction provides heat resistance and wear durability. Suitable for drilling in hard materials where chip evacuation and reduced walking are required
This CLEVELAND jobber-length drill bit is made of TiCN-coated cobalt with a fast spiral design and a 135° split point. It is suited for deep hole-drilling in hard materials such as stainless steel and alloy steels. The #39 size has a 0.0995 inch diameter
CLEVELAND
This CLEVELAND jobber-length drill bit is made of TiCN-coated cobalt with a fast spiral design and a 135° split point. It is suited for deep hole-drilling in hard materials such as stainless steel and alloy steels. The #39 size has a 0.0995 inch diameter