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CLEVELAND Jobber Length Drill Bit: 31/64", 135° Split Point, Black Oxide Cobalt - Short-Flute Cobalt Jobber-Length Drill Bits
CLEVELANDShort-Flute Cobalt Jobber-Length Drill Bits

CLEVELAND Jobber Length Drill Bit: 31/64", 135° Split Point, Black Oxide Cobalt

The CLEVELAND Jobber Length Drill Bit (31/64", MPN C15993) is a short-flute cobalt jobber-length drill bit with a 135° split point, black oxide cobalt finish, and fast spiral design. Its key specification is 0.4844…

SKU 3G-OTH-213625

Also listed as: C 15993 · C-15993

Brand
CLEVELAND
Item
Jobber Length Drill Bit: 31/64", 135° Split Point, Black Oxide Cobalt
Category
Short-Flute Cobalt Jobber-Length Drill Bits
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Technical Specifications

CLEVELAND
Manufacturer Part Number
C15993
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 (31/64", MPN C15993) is a short-flute cobalt jobber-length drill bit with a 135° split point, black oxide cobalt finish, and fast spiral design. Its key specification is 0.4844. 3G Electric interprets your demand for this genuine industrial cutting tool, sourcing it across our 14 departments—with specialist depth in combustion, pumps, and controls—and delivers it with accountable support.

Frequently Asked Questions

What is the CLEVELAND Jobber Length Drill Bit 31/64" used for?

The CLEVELAND Jobber Length Drill Bit 31/64" (MPN C15993) is designed for drilling precise holes in hard metals such as stainless steel and alloy steels. Its black oxide cobalt construction and 135° split point reduce walking and heat buildup, making it suitable for industrial maintenance, fabrication, and production environments.

What are the specifications of the CLEVELAND C15993 drill bit?

The CLEVELAND C15993 is a 31/64" (0.4844 inch) jobber length drill bit with a 135° split point, black oxide cobalt finish, and fast spiral flute design. It is a short-flute cobalt jobber-length bit optimized for high-speed drilling in tough materials. The black oxide coating improves lubricity and wear resistance.

Where to buy CLEVELAND C15993 drill bits worldwide?

CLEVELAND C15993 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 jobber length drill bit for metal?

Select a CLEVELAND jobber length drill bit based on material hardness and hole size. For hard metals, choose cobalt steel with a 135° split point to reduce walking. The 31/64" diameter suits medium-to-large holes. Ensure the drill speed matches the material; consult a speed/feed chart for optimal performance and bit life.

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 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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