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KEO Oversized Built-in-Pilot Counterbore 902-000-180 - Oversized Built-in-Pilot Counterbores
KEOOversized Built-in-Pilot Counterbores

KEO Oversized Built-in-Pilot Counterbore 902-000-180

The KEO Counterbore is an oversized built-in-pilot counterbore designed for 7/8" screws. It features a 1/32" oversized configuration with a 1 25/64 in bore diameter and a 0.906 in pilot diameter, identified by…

SKU 3G-OTH-184301

Also listed as: 902000180 · 902 000 180

Brand
KEO
Item
Oversized Built-in-Pilot Counterbore 902-000-180
Part Number
902-000-180
Category
Oversized Built-in-Pilot Counterbores
Available to Order
Also known as:902-000-180KEO
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Technical Specifications

KEO
Manufacturer Part Number
902-000-180
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 configuration with a 1 25/64 in bore diameter and a 0.906 in pilot diameter, identified by manufacturer part number 902-000-180.

Frequently Asked Questions

What is a KEO oversized counterbore used for?

A KEO oversized counterbore creates a flat-bottomed recess for a 7/8" screw head, allowing it to sit flush with or below the workpiece surface. It is used in machining and metalworking applications where precise fastener seating is required, such as in jig and fixture assembly.

What are the specifications of the KEO counterbore 902-000-180?

The KEO counterbore 902-000-180 is an oversized built-in-pilot type for 7/8" screws. It has a 1 25/64 in bore diameter, a 0.906 in pilot diameter, and a 1/32" oversized configuration. The manufacturer part number is 902-000-180.

Where to buy KEO counterbore 902-000-180 worldwide?

3G Electric supplies the KEO counterbore 902-000-180 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this oversized built-in-pilot counterbore.

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

Select a KEO counterbore with a pilot diameter matching your existing hole and a bore diameter sized for the screw head. For a 7/8" screw, the 902-000-180 model uses a 0.906 in pilot and a 1 25/64 in bore with 1/32" oversize to ensure proper clearance.

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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