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KEO Oversized Built-in-Pilot Counterbore - Oversized Built-in-Pilot Counterbores
KEOOversized Built-in-Pilot Counterbores

KEO Oversized Built-in-Pilot Counterbore

The KEO Counterbore is an oversized built-in-pilot counterbore designed for use with a 5/8" screw. It features a 1/32" oversized design with a 63/64 in bore diameter and a 0.656 in pilot diameter, identified by…

SKU 3G-OTH-184342

Also listed as: 902000301 · 902 000 301

Brand
KEO
Item
Oversized Built-in-Pilot Counterbore
Part Number
902-000-301
Category
Oversized Built-in-Pilot Counterbores
Available to Order
Also known as:902-000-301KEO
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Technical Specifications

KEO
Manufacturer Part Number
902-000-301
Bore Dia
63/64 in
Pilot Dia
0.656 in

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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 use with a 5/8" screw. It features a 1/32" oversized design with a 63/64 in bore diameter and a 0.656 in pilot diameter, identified by manufacturer part number 902-000-301.

Frequently Asked Questions

What is the KEO Counterbore 902-000-301 used for?

The KEO Counterbore 902-000-301 is used to create a flat-bottomed recess for a 5/8" screw head in metalworking applications. Its 1/32" oversized design provides clearance for screw heads, ensuring proper seating in industrial machining and assembly operations.

What are the specifications of the KEO Counterbore 902-000-301?

The KEO Counterbore 902-000-301 is an oversized built-in-pilot type for a 5/8" screw. It has a 63/64 in bore diameter and a 0.656 in pilot diameter. The manufacturer part number is 902-000-301, and it is made by KEO.

Where to buy the KEO Counterbore 902-000-301 worldwide?

You can source the KEO Counterbore 902-000-301 worldwide through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to your location, ensuring a seamless procurement process.

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

To select the correct KEO counterbore for a 5/8" screw, match the pilot diameter to the screw's body diameter and the bore diameter to the screw head size. The 902-000-301 model is 1/32" oversized for clearance. Always verify the screw size and required fit before ordering.

Used in

Common applications for KEO
General machining — KEO single-flute countersinks for deburring and chamfering holes in steel and aluminum.
Automotive repair — KEO 82° countersinks for creating seats for flathead screws in engine and chassis components.
Aerospace manufacturing — KEO TiAlN-coated carbide countersinks for precision chamfering of fastener holes in hard alloys.
MRO operations — KEO left-hand keyseat cutters for milling keyways in shafts during equipment repair.
Metal fabrication — KEO 90° countersinks for chamfering plate and structural steel before welding.
Machine shop — KEO 100° countersinks for deburring cross-drilled holes in hydraulic manifolds.
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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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This oversized built-in-pilot counterbore is made from cobalt and features a 1 13/64 in bore diameter with a 0.781 in pilot diameter. The 1/32" oversized design provides clearance for fasteners in metalworking applications, creating a flat-bottomed recess for screw heads to ensure proper seating and flush assembly
KEO
This oversized built-in-pilot counterbore is made from cobalt and features a 1 13/64 in bore diameter with a 0.781 in pilot diameter. The 1/32" oversized design provides clearance for fasteners in metalworking applications, creating a flat-bottomed recess for screw heads to ensure proper seating and flush assembly

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