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KEO Counterbore: For M8 Screw, 15 mm Bore Dia, 6.8 mm Pilot Dia - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO Counterbore: For M8 Screw, 15 mm Bore Dia, 6.8 mm Pilot Dia

The KEO Counterbore: For M8 Screw is a built-in-pilot counterbore from KEO, designed for standard applications. It features a 15 mm bore diameter, a 6.8 mm pilot diameter, and a TiN coated cobalt construction, with…

SKU 3G-OTH-202310

Brand
KEO
Item
Counterbore: For M8 Screw, 15 mm Bore Dia, 6.8 mm Pilot Dia
Category
Built-in-Pilot Counterbores
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Technical Specifications

KEO
Manufacturer Part Number
902-000-243
Type
TiN Coated Cobalt
Bore Dia
15 mm
Pilot Dia
6.8 mm
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Counterbore: For M8 Screw is a built-in-pilot counterbore from KEO, designed for standard applications. It features a 15 mm bore diameter, a 6.8 mm pilot diameter, and a TiN coated cobalt construction, with manufacturer part number 902-000-243.

Frequently Asked Questions

What is the KEO Counterbore for M8 screw used for?

The KEO Counterbore for M8 screw is used to create a flat-bottomed recess for socket-head cap screws in metalworking. It is ideal for standard machining applications where a precise, clean counterbore is required, ensuring the screw head sits flush with the workpiece surface.

What are the specifications of the KEO Counterbore 902-000-243?

The KEO Counterbore 902-000-243 is designed for M8 screws with a 15 mm bore diameter and a 6.8 mm pilot diameter. It features a TiN coated cobalt construction for durability and is built with a standard pilot for general-purpose use. The manufacturer part number is 902-000-243.

Where to buy the KEO Counterbore 902-000-243 worldwide?

You can source the KEO Counterbore 902-000-243 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable procurement for your machining needs.

How to select the correct KEO counterbore for M8 screws?

To select the correct KEO counterbore for M8 screws, match the pilot diameter to the screw's clearance hole (6.8 mm for M8) and the bore diameter to the screw head size (15 mm). Ensure the tool is TiN coated for extended tool life. Always verify the manufacturer part number, such as 902-000-243, 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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