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KEO Built-in-Pilot Counterbore for #4 Screws - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO Built-in-Pilot Counterbore for #4 Screws

The KEO Counterbore is a built-in-pilot counterbore designed for #4 screws, featuring a 3/16 in bore diameter and a 0.112 in pilot diameter, made from cobalt. This standard-type tool, manufactured by KEO under part…

SKU 3G-OTH-202213

Also listed as: 902000001 · 902 000 001

Brand
KEO
Item
Built-in-Pilot Counterbore for #4 Screws
Category
Built-in-Pilot Counterbores
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

KEO
Manufacturer Part Number
902-000-001

Technical Documents

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

Product Description

The KEO Counterbore is a built-in-pilot counterbore designed for #4 screws, featuring a 3/16 in bore diameter and a 0.112 in pilot diameter, made from cobalt. This standard-type tool, manufactured by KEO under part number 902-000-001, is used for creating recessed holes for screw heads in industrial applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the KEO Counterbore used for?

The KEO Counterbore is used to create recessed holes for #4 screw heads in industrial metalworking applications. Its built-in pilot aligns the tool with an existing pilot hole, ensuring accurate countersinking for flush screw seating in machining and assembly operations.

What are the specifications of the KEO Counterbore 902-000-001?

The KEO Counterbore 902-000-001 is a standard-type tool for #4 screws, with a 3/16 in bore diameter and a 0.112 in pilot diameter. It is made from cobalt for durability and is manufactured by KEO. This built-in-pilot counterbore is designed for precision recessing in industrial settings.

Where to buy the KEO Counterbore 902-000-001 worldwide?

3G Electric supplies the KEO Counterbore 902-000-001 worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this KEO tool for your machining needs.

How to select the correct KEO Counterbore for #4 screws?

To select the correct KEO Counterbore for #4 screws, match the bore diameter to the screw head size and the pilot diameter to the existing hole. For the 902-000-001, use a 3/16 in bore and 0.112 in pilot. Always verify the screw size and material compatibility before ordering.

Used in

Common applications for KEO
Metalworking — KEO plain-tip center drills for creating accurate starting points in lathe operations
Automotive manufacturing — KEO bell-tip center drills for countersinking holes in engine components
Aerospace machining — KEO radius-tip center drills for reducing stress risers in critical parts
General machining — KEO keyseat cutters for milling keyways in shafts and gears
Tool and die making — KEO TiN-coated center drills for extended tool life in hardened steels
Precision engineering — KEO cobalt center drills for high-temperature alloy applications

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This built-in-pilot counterbore is designed for use with #5 screws, featuring a 13/64 in bore diameter and a 0.125 in pilot diameter. Constructed from cobalt, it is suitable for creating flat-bottomed recesses in metalworking applications
KEO
This built-in-pilot counterbore is designed for use with #5 screws, featuring a 13/64 in bore diameter and a 0.125 in pilot diameter. Constructed from cobalt, it is suitable for creating flat-bottomed recesses in metalworking applications
Built-in-pilot counterbore for creating flat-bottomed recesses for socket-head cap screws. Features a 3/16 in bore diameter and 0.112 in pilot diameter. Constructed from TiN coated cobalt for wear resistance. Used in machining and assembly operations requiring precise fastener seating
KEO
Built-in-pilot counterbore for creating flat-bottomed recesses for socket-head cap screws. Features a 3/16 in bore diameter and 0.112 in pilot diameter. Constructed from TiN coated cobalt for wear resistance. Used in machining and assembly operations requiring precise fastener seating
This built-in-pilot counterbore is designed for #4 screws, featuring a 3/16 in bore diameter and a 0.112 in pilot diameter. The tool is constructed from AlTiN coated cobalt for wear resistance. It is used in machining operations to create a flat-bottomed recess for screw heads, ensuring flush fit and proper load distribution
KEO
This built-in-pilot counterbore is designed for #4 screws, featuring a 3/16 in bore diameter and a 0.112 in pilot diameter. The tool is constructed from AlTiN coated cobalt for wear resistance. It is used in machining operations to create a flat-bottomed recess for screw heads, ensuring flush fit and proper load distribution
This built-in-pilot counterbore is designed for 3/4" screws, with a 1 3/16 in bore diameter and a 0.766 in pilot diameter. Constructed from cobalt, it is used in machining operations to create recessed holes for screw heads to sit flush or below the workpiece surface
KEO
This built-in-pilot counterbore is designed for 3/4" screws, with a 1 3/16 in bore diameter and a 0.766 in pilot diameter. Constructed from cobalt, it is used in machining operations to create recessed holes for screw heads to sit flush or below the workpiece surface
This built-in-pilot counterbore is designed for #6 screws, with a 15/64 in bore diameter and a 0.138 in pilot diameter. Made from cobalt, it creates flat-bottomed recesses for flush screw assembly in metalworking and machining operations. The integral pilot guides the tool for accurate alignment during counterboring tasks
KEO
This built-in-pilot counterbore is designed for #6 screws, with a 15/64 in bore diameter and a 0.138 in pilot diameter. Made from cobalt, it creates flat-bottomed recesses for flush screw assembly in metalworking and machining operations. The integral pilot guides the tool for accurate alignment during counterboring tasks
Built-in-pilot counterbore with TiN coated cobalt construction. Bore diameter 1-3/16 in, pilot diameter 0.766 in. Used to create flat-bottomed recesses for fastener heads in metalworking applications such as jig and fixture building or general fabrication
KEO
Built-in-pilot counterbore with TiN coated cobalt construction. Bore diameter 1-3/16 in, pilot diameter 0.766 in. Used to create flat-bottomed recesses for fastener heads in metalworking applications such as jig and fixture building or general fabrication

More from KEO

View all KEO parts →
This KEO built-in-pilot counterbore is designed for use with 1/4 in screws, featuring a 3/8 in bore diameter and a 0.25 in pilot diameter. Constructed from cobalt, it creates a flat-bottomed recess for bolt heads or screws to sit flush with or below the workpiece surface. Suitable for general machining and metalworking applications requiring precise counterboring operations
KEO
This KEO built-in-pilot counterbore is designed for use with 1/4 in screws, featuring a 3/8 in bore diameter and a 0.25 in pilot diameter. Constructed from cobalt, it creates a flat-bottomed recess for bolt heads or screws to sit flush with or below the workpiece surface. Suitable for general machining and metalworking applications requiring precise counterboring operations
Built-in-pilot counterbore for creating flat-bottomed recesses for socket-head cap screws. Features a 20 mm bore diameter and 14 mm pilot diameter. Constructed from TiN coated cobalt for wear resistance. Commonly used in machining, fixture building, and industrial assembly
KEO
Built-in-pilot counterbore for creating flat-bottomed recesses for socket-head cap screws. Features a 20 mm bore diameter and 14 mm pilot diameter. Constructed from TiN coated cobalt for wear resistance. Commonly used in machining, fixture building, and industrial assembly
This built-in-pilot counterbore is designed for M3.5 screws, with a 6.5 mm bore diameter and a 3.7 mm pilot diameter. Made from cobalt, it creates recessed cylindrical holes for screw heads in machining and metalworking applications
KEO
This built-in-pilot counterbore is designed for M3.5 screws, with a 6.5 mm bore diameter and a 3.7 mm pilot diameter. Made from cobalt, it creates recessed cylindrical holes for screw heads in machining and metalworking applications
This KEO counterbore is a standard-type cutting tool designed for 5/8" screws. It features a 15/16 in bore diameter and a 0.625 in pilot diameter, constructed from cobalt material. Used in metalworking and machining to create flat-bottomed recesses for bolt heads or nuts, allowing them to sit flush with or below the workpiece surface
KEO
This KEO counterbore is a standard-type cutting tool designed for 5/8" screws. It features a 15/16 in bore diameter and a 0.625 in pilot diameter, constructed from cobalt material. Used in metalworking and machining to create flat-bottomed recesses for bolt heads or nuts, allowing them to sit flush with or below the workpiece surface
This built-in-pilot counterbore is designed for #10 screws, with a 5/16 in bore diameter and a 0.19 in pilot diameter. Made from cobalt, it is used in machining operations to create recessed holes for screw heads, with the built-in pilot ensuring alignment. Typical applications include industrial machining of steel and cast iron
KEO
This built-in-pilot counterbore is designed for #10 screws, with a 5/16 in bore diameter and a 0.19 in pilot diameter. Made from cobalt, it is used in machining operations to create recessed holes for screw heads, with the built-in pilot ensuring alignment. Typical applications include industrial machining of steel and cast iron
This built-in-pilot counterbore is designed for creating flat-bottomed recesses for M4 screw heads. The 8 mm bore diameter and 3.3 mm pilot diameter ensure concentric alignment with pre-drilled holes. Constructed from cobalt, it is suitable for counterboring in metal and plastic parts in machining and fabrication applications
KEO
This built-in-pilot counterbore is designed for creating flat-bottomed recesses for M4 screw heads. The 8 mm bore diameter and 3.3 mm pilot diameter ensure concentric alignment with pre-drilled holes. Constructed from cobalt, it is suitable for counterboring in metal and plastic parts in machining and fabrication applications
This standard-type counterbore creates a flat-bottomed recess for 3/8" screw heads, allowing them to sit flush with or below the workpiece surface. It features a 37/64 in bore diameter and a 0.375 in pilot diameter, constructed from cobalt material. Suitable for general metalworking and machining applications requiring precision countersinking
KEO
This standard-type counterbore creates a flat-bottomed recess for 3/8" screw heads, allowing them to sit flush with or below the workpiece surface. It features a 37/64 in bore diameter and a 0.375 in pilot diameter, constructed from cobalt material. Suitable for general metalworking and machining applications requiring precision countersinking
This counterbore features a built-in pilot for alignment and is made from TiN coated cobalt for wear resistance. It has a 15/32 in bore diameter and a 0.312 in pilot diameter. Used in machining to create recessed flat-bottom holes for screw heads to sit flush with the workpiece surface
KEO
This counterbore features a built-in pilot for alignment and is made from TiN coated cobalt for wear resistance. It has a 15/32 in bore diameter and a 0.312 in pilot diameter. Used in machining to create recessed flat-bottom holes for screw heads to sit flush with the workpiece surface