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CLEVELAND Jobber Length Drill Bit: 4 mm, 135° Split Point, Straw/Bronze Cobalt - Cobalt Jobber-Length Drill Bits for Deep Hole-Drilling
CLEVELANDCobalt Jobber-Length Drill Bits for Deep Hole-Drilling

CLEVELAND Jobber Length Drill Bit: 4 mm, 135° Split Point, Straw/Bronze Cobalt

The CLEVELAND Jobber Length Drill Bit (SKU C16589, MPN C16589) is a 4 mm cobalt jobber-length drill bit for deep hole-drilling, featuring a 135° split point and a straw/bronze cobalt finish with a fast spiral design…

SKU 3G-OTH-211490

Also listed as: C 16589 · C-16589

Brand
CLEVELAND
Item
Jobber Length Drill Bit: 4 mm, 135° Split Point, Straw/Bronze Cobalt
Category
Cobalt Jobber-Length Drill Bits for Deep Hole-Drilling
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CLEVELAND
Manufacturer Part Number
C16589
Type
Straw/Bronze Cobalt, Fast Spiral
Split Point
135°

Technical Documents

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

Product Description

The CLEVELAND Jobber Length Drill Bit (SKU C16589, MPN C16589) is a 4 mm cobalt jobber-length drill bit for deep hole-drilling, featuring a 135° split point and a straw/bronze cobalt finish with a fast spiral design. Key specification:.1575.

Frequently Asked Questions

What is the CLEVELAND C16589 jobber length drill bit used for?

The CLEVELAND C16589 is a 4 mm cobalt jobber-length drill bit with a 135° split point and fast spiral, designed for deep hole-drilling in hard materials like stainless steel and high-temperature alloys. Its bronze/straw finish reduces friction, while the split point eliminates walking for precise starts.

What are the specifications of the CLEVELAND C16589 drill bit?

The CLEVELAND C16589 is a 4 mm (0.1575 in) cobalt jobber-length drill bit with a 135° split point, fast spiral, and straw/bronze finish. It is designed for deep hole-drilling applications and is manufactured under part number C16589.

Where to buy CLEVELAND C16589 drill bits worldwide?

CLEVELAND C16589 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, ensuring you receive genuine CLEVELAND tooling without supply chain complications.

How to select the right CLEVELAND jobber length drill bit for deep hole drilling?

For deep hole-drilling, choose a CLEVELAND cobalt jobber bit like the C16589 with a 135° split point to reduce thrust and walking. The fast spiral aids chip evacuation. Match the 4 mm diameter to your hole size and ensure your machine provides adequate coolant flow for cobalt tooling.

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.

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CLEVELAND Jobber Length Drill Bit: 4.5 mm, 135° Split Point, Straw/Bronze Cobalt, Fast Spiral (MPN C16590)
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