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KEO Counterbore: For M5 Screw, 10 mm Bore Dia, 5.5 mm Pilot Dia - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO Counterbore: For M5 Screw, 10 mm Bore Dia, 5.5 mm Pilot Dia

The KEO Counterbore is a built-in-pilot counterbore designed for M5 screws, featuring a 10 mm bore diameter and a 5.5 mm pilot diameter. This standard tool is constructed from TiN coated cobalt, as indicated by…

SKU 3G-OTH-202276

Brand
KEO
Item
Counterbore: For M5 Screw, 10 mm Bore Dia, 5.5 mm Pilot Dia
Category
Built-in-Pilot Counterbores
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Technical Specifications

KEO
Manufacturer Part Number
902-000-231
Type
TiN Coated Cobalt
Bore Dia
10 mm
Pilot Dia
5.5 mm
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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 M5 screws, featuring a 10 mm bore diameter and a 5.5 mm pilot diameter. This standard tool is constructed from TiN coated cobalt, as indicated by manufacturer part number 902-000-231. It is suitable for creating precise counterbores for M5 screw applications.

Frequently Asked Questions

What is the KEO Counterbore used for?

The KEO Counterbore is used to create a flat-bottomed recess for M5 screw heads in metal or plastic workpieces. It is commonly applied in machining and toolmaking operations where a precise, flush fit for the screw head is required, ensuring assembly strength and surface finish.

What are the specifications of the KEO Counterbore 902-000-231?

This KEO Counterbore has a 10 mm bore diameter and a 5.5 mm pilot diameter, designed for M5 screws. It is made from TiN coated cobalt, a standard tool type. The manufacturer part number is 902-000-231, and it is built with an integrated pilot for accurate alignment.

Where to buy the KEO Counterbore 902-000-231 worldwide?

3G Electric supplies the KEO Counterbore 902-000-231 worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this tool to any country.

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 (5.5 mm) and the bore diameter to the screw head size (10 mm). Ensure the tool is TiN coated cobalt for durability. Verify the manufacturer part number 902-000-231 for compatibility with your 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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