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KEO Counterbore: For 1/4" Screw, 1/64" Oversized, 25/64 in Bore Dia, 0.265 in Pilot 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, 0.265 in Pilot 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", and is made from cobalt. This product is…

SKU 3G-OTH-184262

Also listed as: 902000017 · 902 000 017

Brand
KEO
Item
Counterbore: For 1/4" Screw, 1/64" Oversized, 25/64 in Bore Dia, 0.265 in Pilot Dia
Category
Oversized Built-in-Pilot Counterbores
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

KEO
Manufacturer Part Number
902-000-017
Type
Cobalt
Bore Dia
25/64 in
Oversized
1/64"
Pilot Dia
0.265 in
Counterbore Type
Oversized

Technical Documents

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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", and is made from cobalt. This product is identified by manufacturer part number 902-000-017.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the KEO Counterbore 902-000-017 used for?

The KEO Counterbore is used to create a flat-bottomed recess for a 1/4" screw head, allowing it to sit flush with or below the workpiece surface. Its oversized design provides extra clearance for screw heads that are slightly larger than standard.

What are the specifications of the KEO Counterbore 902-000-017?

This KEO Counterbore has a 25/64" bore diameter, a 0.265" pilot diameter, and is 1/64" oversized for 1/4" screws. It is made from cobalt for durability and is identified by MPN 902-000-017. The counterbore type is oversized with a built-in pilot.

Where to buy the KEO Counterbore 902-000-017 worldwide?

You can source the KEO Counterbore 902-000-017 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct tool for your application.

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

Select a counterbore with a pilot diameter matching the screw's body size and a bore diameter slightly larger than the screw head. For a 1/4" screw, the KEO 902-000-017 offers a 0.265" pilot and a 25/64" bore, with a 1/64" oversized allowance for head clearance.

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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KEO Counterbore: For #8 Screw, 1/32" Oversized, 19/64 in Bore Dia, 0.195 in Pilot Dia, Cobalt (MPN 902-000-012)

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