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KEO Counterbore: For 5/8" Screw, 1/64" Oversized, 31/32 in Bore Dia, 0.641 in Pilot Dia - Oversized Built-in-Pilot Counterbores
KEOOversized Built-in-Pilot Counterbores

KEO Counterbore: For 5/8" Screw, 1/64" Oversized, 31/32 in Bore Dia, 0.641 in Pilot Dia

The KEO Counterbore is an oversized built-in-pilot counterbore designed for a 5/8" screw. It features a 31/32 in bore diameter and a 0.641 in pilot diameter, with a 1/64" oversized specification. This cobalt tool…

SKU 3G-OTH-184292

Brand
KEO
Item
Counterbore: For 5/8" Screw, 1/64" Oversized, 31/32 in Bore Dia, 0.641 in Pilot Dia
Category
Oversized Built-in-Pilot Counterbores
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Technical Specifications

KEO
Manufacturer Part Number
902-000-032
Type
Cobalt
Bore Dia
31/32 in
Oversized
1/64"
Pilot Dia
0.641 in
Counterbore Type
Oversized
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Counterbore is an oversized built-in-pilot counterbore designed for a 5/8" screw. It features a 31/32 in bore diameter and a 0.641 in pilot diameter, with a 1/64" oversized specification. This cobalt tool, manufactured under part number 902-000-032, is intended for industrial machining applications.

Frequently Asked Questions

What is the KEO oversized counterbore used for?

The KEO oversized counterbore is used in industrial machining to create a flat-bottomed recess for a 5/8" screw head. Its 1/64" oversized bore and built-in pilot ensure precise alignment and clearance in metalworking applications, commonly in tool and die or maintenance shops.

What are the specifications of the KEO counterbore 902-000-032?

This KEO counterbore has a 31/32 in bore diameter, a 0.641 in pilot diameter, and is 1/64" oversized for a 5/8" screw. It is made of cobalt for durability in machining. The manufacturer part number is 902-000-032.

Where to buy KEO counterbore 902-000-032 worldwide?

3G Electric supplies the KEO counterbore 902-000-032 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this cobalt tool to your facility, ensuring you get the right part for your machining needs.

How to select the correct oversized counterbore for a 5/8" screw?

Select an oversized counterbore like this KEO model by matching the pilot diameter to the existing hole (0.641 in) and the bore diameter (31/32 in) to the screw head size plus clearance. The 1/64" oversize provides extra space for fit-up in industrial applications.

Used in

Common applications for KEO
Metalworking — KEO plain-tip center drills for creating accurate starting points in lathe operations
Automotive manufacturing — KEO bell-tip center drills for countersinking holes in engine components
Aerospace machining — KEO radius-tip center drills for reducing stress risers in critical parts
General machining — KEO keyseat cutters for milling keyways in shafts and gears
Tool and die making — KEO TiN-coated center drills for extended tool life in hardened steels
Precision engineering — KEO cobalt center drills for high-temperature alloy applications

KEO Products

3G Electric supplies KEO oversized built-in-pilot counterbores. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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