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KEO Counterbore: For M12 Screw, 20 mm Bore Dia, 14 mm Pilot Dia - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO Counterbore: For M12 Screw, 20 mm Bore Dia, 14 mm Pilot Dia

The KEO Built-in-Pilot Counterbore (MPN 902-000-066) is a standard cobalt tool designed for M12 screws, featuring a 20 mm bore diameter and a 14 mm pilot diameter. This product is manufactured by KEO.

SKU 3G-OTH-202295

Brand
KEO
Item
Counterbore: For M12 Screw, 20 mm Bore Dia, 14 mm Pilot Dia
Category
Built-in-Pilot Counterbores
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Technical Specifications

KEO
Manufacturer Part Number
902-000-066
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Built-in-Pilot Counterbore (MPN 902-000-066) is a standard cobalt tool designed for M12 screws, featuring a 20 mm bore diameter and a 14 mm pilot diameter. This product 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 for M12 screw used for?

The KEO counterbore is used to create a flat-bottomed recess for an M12 screw head, allowing it to sit flush with or below the workpiece surface. It is commonly applied in metalworking and machining operations where a clean, countersunk finish is required for bolted assemblies.

What are the specifications of the KEO counterbore 902-000-066?

The KEO counterbore 902-000-066 is a standard cobalt tool for M12 screws, with a 20 mm bore diameter and a 14 mm pilot diameter. It is manufactured by KEO and designed for built-in-pilot applications, ensuring precise alignment during use.

Where to buy KEO counterbore 902-000-066 worldwide?

3G Electric supplies the KEO counterbore 902-000-066 worldwide, handling full logistics and customs clearance for international delivery. As a global industrial solutions provider, we source and deliver this tool to support your machining needs across 14 industrial departments.

How to select the correct pilot diameter for a KEO counterbore?

Select a pilot diameter that matches the existing hole or the screw's clearance hole. For the KEO counterbore 902-000-066, the 14 mm pilot fits a pre-drilled hole for M12 screws. Always verify the pilot fits snugly to prevent chatter and ensure concentricity during counterboring.

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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