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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 7/8" screws. It features a 1/32" oversized bore with a 1 25/64" bore diameter and a 0.906" pilot diameter, identified by manufacturer part…

SKU 3G-OTH-184302

Also listed as: 902000297 · 902 000 297

Brand
KEO
Item
Oversized Built-in-Pilot Counterbore
Part Number
902-000-297
Category
Oversized Built-in-Pilot Counterbores
Available to Order
Also known as:902-000-297KEO
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Technical Specifications

KEO
Manufacturer Part Number
902-000-297
Bore Dia
1 25/64 in
Pilot Dia
0.906 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 7/8" screws. It features a 1/32" oversized bore with a 1 25/64" bore diameter and a 0.906" pilot diameter, identified by manufacturer part number 902-000-297.

Frequently Asked Questions

What is the KEO Counterbore 902-000-297 used for?

The KEO Counterbore 902-000-297 is used to create a flat-bottomed recess for a 7/8" screw head in metalworking. Its 1/32" oversized bore and 0.906" pilot diameter ensure precise alignment and clearance for assembly in industrial machining applications.

What are the specifications of the KEO Counterbore 902-000-297?

The KEO Counterbore 902-000-297 is an oversized built-in-pilot type with a 1 25/64" bore diameter and a 0.906" pilot diameter. It is designed for 7/8" screws with a 1/32" oversized clearance. The manufacturer part number is 902-000-297.

Where to buy the KEO Counterbore 902-000-297 worldwide?

You can source the KEO Counterbore 902-000-297 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct KEO Counterbore for a 7/8" screw?

To select the correct KEO Counterbore for a 7/8" screw, match the pilot diameter to the existing hole (0.906" for this model) and choose the bore diameter (1 25/64") to accommodate the screw head. The 1/32" oversized version provides extra clearance for assembly tolerances.

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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