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KEO Built-in-Pilot Counterbore for M5 Screws, 10 mm Bore, 5.5 mm Pilot, Cobalt - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO Built-in-Pilot Counterbore for M5 Screws, 10 mm Bore, 5.5 mm Pilot, Cobalt

The KEO Counterbore (MPN 902-000-054) is a standard built-in-pilot counterbore designed for M5 screws, featuring a 10 mm bore diameter and a 5.5 mm pilot diameter, constructed from cobalt. This tool is manufactured…

SKU 3G-OTH-202275

Also listed as: 902000054 · 902 000 054

Brand
KEO
Item
Built-in-Pilot Counterbore for M5 Screws, 10 mm Bore, 5.5 mm Pilot, Cobalt
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
902-000-054

Technical Documents

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

Product Description

The KEO Counterbore (MPN 902-000-054) is a standard built-in-pilot counterbore designed for M5 screws, featuring a 10 mm bore diameter and a 5.5 mm pilot diameter, constructed from cobalt. This tool is manufactured by KEO.

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 902-000-054 used for?

The KEO Counterbore 902-000-054 is used to create a flat-bottomed recess for M5 screw heads in metal or plastic workpieces. It is commonly applied in machining and assembly operations where a flush screw fit is required, such as in jigs, fixtures, and industrial equipment.

What are the specifications of the KEO Counterbore 902-000-054?

The KEO Counterbore 902-000-054 is a standard built-in-pilot counterbore for M5 screws. It has a 10 mm bore diameter and a 5.5 mm pilot diameter, and is made from cobalt. The manufacturer part number is 902-000-054, and it is produced by KEO.

Where to buy the KEO Counterbore 902-000-054 worldwide?

You can source the KEO Counterbore 902-000-054 worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct KEO counterbore for M5 screws?

To select the correct KEO counterbore for M5 screws, ensure the pilot diameter matches the screw's clearance hole (5.5 mm for M5) and the bore diameter matches the screw head size (10 mm). The KEO 902-000-054 is a standard cobalt option for this application.

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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Cross-referenced by specification & description
Standard built-in-pilot counterbore for M5 screws, with a 10 mm bore diameter and 5.3 mm pilot diameter. Constructed from cobalt. Used to create flat-bottomed recesses for screw heads in metal or plastic workpieces, common in machining and assembly operations
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Standard built-in-pilot counterbore for M5 screws, with a 10 mm bore diameter and 5.3 mm pilot diameter. Constructed from cobalt. Used to create flat-bottomed recesses for screw heads in metal or plastic workpieces, common in machining and assembly operations
This built-in-pilot counterbore creates a flat-bottomed recess for M5 screw heads. It features a 10 mm bore diameter and a 4.2 mm pilot diameter, and is made from cobalt. Used in machining and assembly operations to ensure flush screw seating and load distribution in metal or plastic workpieces
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This built-in-pilot counterbore creates a flat-bottomed recess for M5 screw heads. It features a 10 mm bore diameter and a 4.2 mm pilot diameter, and is made from cobalt. Used in machining and assembly operations to ensure flush screw seating and load distribution in metal or plastic workpieces
This built-in-pilot counterbore is designed for M6 screws, with an 11 mm bore diameter and a 5 mm pilot diameter. Constructed from cobalt, it is used to create flat-bottomed recesses for screw heads in metalworking and machining applications
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This built-in-pilot counterbore is designed for M6 screws, with an 11 mm bore diameter and a 5 mm pilot diameter. Constructed from cobalt, it is used to create flat-bottomed recesses for screw heads in metalworking and machining applications
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This built-in-pilot counterbore is designed for M3.5 screws, with a 6.5 mm bore diameter and a 2.9 mm pilot diameter. Made from cobalt, it is used in precision counterboring operations to create flat-bottomed recesses for screw heads in metalworking and machining applications
This built-in-pilot counterbore is made from TiN coated cobalt. It has a 10 mm bore diameter and a 5.5 mm pilot diameter. Used to create flat-bottomed recesses for screw heads in metal or plastic workpieces during machining operations
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This built-in-pilot counterbore is made from TiN coated cobalt. It has a 10 mm bore diameter and a 5.5 mm pilot diameter. Used to create flat-bottomed recesses for screw heads in metal or plastic workpieces during machining operations
This built-in-pilot counterbore is designed for M3.5 screws, with a 6.5 mm bore diameter and a 3.9 mm pilot diameter. Constructed from cobalt, it creates a flat-bottomed recess for screw heads, allowing them to sit flush with or below the workpiece surface. Used in machining and assembly applications for metal and other materials
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This built-in-pilot counterbore is designed for M3.5 screws, with a 6.5 mm bore diameter and a 3.9 mm pilot diameter. Constructed from cobalt, it creates a flat-bottomed recess for screw heads, allowing them to sit flush with or below the workpiece surface. Used in machining and assembly applications for metal and other materials

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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
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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
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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
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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
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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
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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
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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
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