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KEO Counterbore: For 1/4" Screw, 1/64" Oversized, 25/64 in Bore Dia - Oversized Built-in-Pilot Counterbores
KEOOversized Built-in-Pilot Counterbores

KEO Counterbore: For 1/4" Screw, 1/64" Oversized, 25/64 in Bore Dia

The KEO Counterbore is an oversized built-in-pilot counterbore designed for 1/4" screws. It features a 1/64" oversized bore diameter of 25/64" and a pilot diameter of 0.265". This tool is manufactured under part…

SKU 3G-OTH-184323

Brand
KEO
Item
Counterbore: For 1/4" Screw, 1/64" Oversized, 25/64 in Bore Dia
Category
Oversized Built-in-Pilot Counterbores
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Technical Specifications

KEO
Manufacturer Part Number
902-000-120
Bore Dia
25/64 in
Oversized
1/64"
Pilot Dia
0.265 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 1/4" screws. It features a 1/64" oversized bore diameter of 25/64" and a pilot diameter of 0.265". This tool is manufactured under part number 902-000-120.

Frequently Asked Questions

What is the KEO Counterbore 902-000-120 used for?

The KEO Counterbore 902-000-120 is used to create a flat-bottomed recess for a 1/4" screw head in metal or plastic workpieces. Its oversized 25/64" bore and 0.265" pilot allow clearance for screw heads that are slightly larger than standard, ensuring proper seating in industrial machining applications.

What are the specifications of the KEO Counterbore 902-000-120?

The KEO Counterbore 902-000-120 is an oversized built-in-pilot counterbore for 1/4" screws. It has a 1/64" oversized bore diameter of 25/64" and a pilot diameter of 0.265". The manufacturer part number is 902-000-120, and it is made by KEO.

Where to buy the KEO Counterbore 902-000-120 worldwide?

You can source the KEO Counterbore 902-000-120 worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this KEO cutting tool.

How to select the correct KEO counterbore for a 1/4" screw?

To select the correct KEO counterbore for a 1/4" screw, match the pilot diameter to the screw's body diameter and the bore diameter to the screw head. The 902-000-120 features a 0.265" pilot and a 25/64" bore, which is 1/64" oversized for clearance. Always verify the screw head size and material before ordering.

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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