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KEO 902-000-018 Oversized Built-in-Pilot Counterbore - Oversized Built-in-Pilot Counterbores
KEOOversized Built-in-Pilot Counterbores

KEO 902-000-018 Oversized Built-in-Pilot Counterbore

The KEO Counterbore is an oversized built-in-pilot counterbore designed for 1/4" screws. It features a 13/32" bore diameter, a 0.281" pilot diameter, and is 1/32" oversized, constructed from cobalt. This product is…

SKU 3G-OTH-184264

Also listed as: 902000018 · 902 000 018

Brand
KEO
Item
902-000-018 Oversized Built-in-Pilot Counterbore
Part Number
902-000-018
Category
Oversized Built-in-Pilot Counterbores
Available to Order
Also known as:902-000-018KEO
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Technical Specifications

KEO
Manufacturer Part Number
902-000-018
Type
Cobalt
Bore Dia
13/32 in
Pilot Dia
0.281 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 1/4" screws. It features a 13/32" bore diameter, a 0.281" pilot diameter, and is 1/32" oversized, constructed from cobalt. This product is identified by manufacturer part number 902-000-018.

Frequently Asked Questions

What is the KEO Counterbore 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. It is ideal for machining applications requiring precise pilot alignment and is commonly used in metalworking and tool-and-die operations.

What are the specifications of the KEO Counterbore 902-000-018?

This KEO Counterbore has a 13/32" bore diameter, a 0.281" pilot diameter, and is 1/32" oversized for 1/4" screws. It is made from cobalt and is classified as an oversized built-in-pilot counterbore. The manufacturer part number is 902-000-018.

Where to buy the KEO Counterbore 902-000-018 worldwide?

3G Electric supplies the KEO Counterbore 902-000-018 to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and to place an order for this cobalt oversized counterbore.

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

To select the correct KEO Counterbore, match the pilot diameter to the screw's clearance hole and ensure the bore diameter accommodates the screw head. For a 1/4" screw, use a counterbore with a 0.281" pilot and 13/32" bore, like the KEO 902-000-018. Always verify the oversized allowance for proper fit.

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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