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KEO 902-000-052 Built-in-Pilot Counterbore for M5 Screws - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO 902-000-052 Built-in-Pilot Counterbore for M5 Screws

The KEO Counterbore (MPN 902-000-052) is a Standard built-in-pilot counterbore designed for M5 screws, featuring a 10 mm bore diameter and a 4.2 mm pilot diameter, constructed from cobalt. This tool is manufactured…

SKU 3G-OTH-202271

Also listed as: 902000052 · 902 000 052

Brand
KEO
Item
902-000-052 Built-in-Pilot Counterbore for M5 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
902-000-052

Technical Documents

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

Product Description

The KEO Counterbore (MPN 902-000-052) is a Standard built-in-pilot counterbore designed for M5 screws, featuring a 10 mm bore diameter and a 4.2 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 902-000-052 used for?

The KEO Counterbore 902-000-052 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 or countersunk screw fit is required, ensuring proper seating and load distribution.

What are the specifications of the KEO Counterbore 902-000-052?

The KEO Counterbore 902-000-052 is a Standard built-in-pilot counterbore for M5 screws. It has a 10 mm bore diameter and a 4.2 mm pilot diameter, and is made from cobalt. The manufacturer part number is 902-000-052, and it is produced by KEO.

Where to buy the KEO Counterbore 902-000-052 worldwide?

You can source the KEO Counterbore 902-000-052 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 on this KEO tool.

How to select the correct KEO counterbore for M5 screws?

To select the correct KEO counterbore for M5 screws, match the pilot diameter to the screw's clearance hole size (4.2 mm for M5) and ensure the bore diameter (10 mm) accommodates the screw head. Verify the tool is made from cobalt for durability in harder materials. Always consult the KEO catalog for compatibility.

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 M5 screws, with a 10 mm bore diameter and a 5.5 mm pilot diameter. Constructed from cobalt, it creates flat-bottomed recesses for flush screw seating in metal or plastic workpieces. Commonly used in machining and assembly operations such as jigs, fixtures, and industrial equipment
KEO
This built-in-pilot counterbore is designed for M5 screws, with a 10 mm bore diameter and a 5.5 mm pilot diameter. Constructed from cobalt, it creates flat-bottomed recesses for flush screw seating in metal or plastic workpieces. Commonly used in machining and assembly operations such as jigs, fixtures, and industrial equipment
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
KEO
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 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
KEO
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 designed for M4 screws, with an 8 mm bore diameter and a 4.5 mm pilot diameter. Constructed from cobalt, it creates flat-bottomed recesses for screw heads in metal or plastic workpieces. Commonly used in machining and assembly operations to ensure flush screw fit and proper load distribution
KEO
This built-in-pilot counterbore is designed for M4 screws, with an 8 mm bore diameter and a 4.5 mm pilot diameter. Constructed from cobalt, it creates flat-bottomed recesses for screw heads in metal or plastic workpieces. Commonly used in machining and assembly operations to ensure flush screw fit and proper load distribution
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
KEO
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
This built-in-pilot counterbore is designed for M10 screws, with an 18 mm bore diameter and a 10.5 mm pilot diameter. Constructed from cobalt, it is used to create flat-bottomed recesses for screw heads in metal parts during machining and industrial fabrication
KEO
This built-in-pilot counterbore is designed for M10 screws, with an 18 mm bore diameter and a 10.5 mm pilot diameter. Constructed from cobalt, it is used to create flat-bottomed recesses for screw heads in metal parts during machining and industrial 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