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KEO 902-000-303 AlTiN Coated Cobalt Built-in-Pilot Counterbore - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO 902-000-303 AlTiN Coated Cobalt Built-in-Pilot Counterbore

The KEO Built-in-Pilot Counterbore is a standard tool designed for 5/8" screws, featuring a 15/16 in bore diameter and a 0.625 in pilot diameter. It is constructed from AlTiN coated cobalt, as specified by…

SKU 3G-OTH-202313

Also listed as: 902000303 · 902 000 303

Brand
KEO
Item
902-000-303 AlTiN Coated Cobalt Built-in-Pilot Counterbore
Part Number
902-000-303
Category
Built-in-Pilot Counterbores
Available to Order
Also known as:902-000-303KEO
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

KEO
Manufacturer Part Number
902-000-303
Type
AlTiN Coated Cobalt
Bore Dia
15/16 in
Pilot Dia
0.625 in

Technical Documents

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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Built-in-Pilot Counterbore is a standard tool designed for 5/8" screws, featuring a 15/16 in bore diameter and a 0.625 in pilot diameter. It is constructed from AlTiN coated cobalt, as specified by manufacturer part number 902-000-303.

Frequently Asked Questions

What is a KEO counterbore used for?

A KEO counterbore is used to create a flat-bottomed recess in a workpiece, allowing a bolt or screw head to sit flush with or below the surface. This built-in-pilot counterbore is designed for 5/8" screws and is commonly applied in metalworking and machining operations where precise fastener seating is required.

What are the specifications of the KEO counterbore 902-000-303?

The KEO counterbore model 902-000-303 has a 15/16 in bore diameter and a 0.625 in pilot diameter. It is a standard built-in-pilot tool designed for 5/8" screws, made from AlTiN coated cobalt for enhanced wear resistance and tool life in industrial machining applications.

Where to buy KEO counterbore 902-000-303 worldwide?

You can source the KEO counterbore 902-000-303 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct KEO tool for your machining needs without supply chain complications.

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 KEO 902-000-303 features a 0.625 in pilot and 15/16 in bore, making it suitable for standard 5/8" fasteners in metalworking applications.

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 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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