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KEO Counterbore: For M8 Screw, 15 mm Bore Dia, 9 mm Pilot Dia - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO Counterbore: For M8 Screw, 15 mm Bore Dia, 9 mm Pilot Dia

The KEO Built-in-Pilot Counterbore is a standard-type tool designed for M8 screws, featuring a 15 mm bore diameter and a 9 mm pilot diameter. It is constructed from TiN coated cobalt, as specified by the manufacturer…

SKU 3G-OTH-202285

Brand
KEO
Item
Counterbore: For M8 Screw, 15 mm Bore Dia, 9 mm Pilot Dia
Category
Built-in-Pilot Counterbores
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Technical Specifications

KEO
Manufacturer Part Number
902-000-249
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Built-in-Pilot Counterbore is a standard-type tool designed for M8 screws, featuring a 15 mm bore diameter and a 9 mm pilot diameter. It is constructed from TiN coated cobalt, as specified by the manufacturer part number 902-000-249.

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 a KEO counterbore used for?

A KEO counterbore creates a flat-bottomed recess for bolt heads or nuts, allowing them to sit flush with or below the workpiece surface. This M8 screw counterbore is used in machining and assembly applications across industries like automotive, aerospace, and general manufacturing.

What are the specifications of the KEO 902-000-249 counterbore?

The KEO 902-000-249 is a standard built-in-pilot counterbore for M8 screws. It has a 15 mm bore diameter, a 9 mm pilot diameter, and is made from TiN coated cobalt. This tool is designed for precision recessing in metalworking operations.

Where to buy KEO counterbore 902-000-249 worldwide?

3G Electric supplies the KEO 902-000-249 counterbore worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this TiN coated cobalt tool.

How to select the correct KEO counterbore for M8 screws?

Select a counterbore with a pilot diameter matching the screw's clearance hole and a bore diameter matching the screw head. For M8 screws, the KEO 902-000-249 uses a 9 mm pilot and 15 mm bore. Ensure the tool material, like TiN coated cobalt, suits your workpiece hardness.

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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