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KEO Counterbore: For M12 Screw, 20 mm Bore Dia, 10.2 mm Pilot Dia - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO Counterbore: For M12 Screw, 20 mm Bore Dia, 10.2 mm Pilot Dia

The KEO Counterbore is a built-in-pilot counterbore designed for M12 screws, featuring a 20 mm bore diameter and a 10.2 mm pilot diameter. This standard tool is constructed from TiN coated cobalt, as indicated by…

SKU 3G-OTH-202292

Brand
KEO
Item
Counterbore: For M12 Screw, 20 mm Bore Dia, 10.2 mm Pilot Dia
Category
Built-in-Pilot Counterbores
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Technical Specifications

KEO
Manufacturer Part Number
902-000-261
Type
TiN Coated Cobalt
Bore Dia
20 mm
Pilot Dia
10.2 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 M12 screws, featuring a 20 mm bore diameter and a 10.2 mm pilot diameter. This standard tool is constructed from TiN coated cobalt, as indicated by manufacturer part number 902-000-261.

Frequently Asked Questions

What is a KEO Counterbore used for?

A KEO Counterbore is used to create a flat-bottomed recess for socket-head cap screws, such as M12 screws. It ensures the screw head sits flush with or below the workpiece surface. This TiN coated cobalt tool is common in machining and metalworking applications across industrial departments.

What are the specifications of the KEO Counterbore 902-000-261?

The KEO Counterbore 902-000-261 has a 20 mm bore diameter and a 10.2 mm pilot diameter, designed for M12 screws. It is a standard built-in-pilot tool made from TiN coated cobalt. These specs ensure precise counterboring in machining operations.

Where to buy a KEO Counterbore worldwide?

3G Electric supplies the KEO Counterbore 902-000-261 to customers worldwide. We handle full logistics, customs clearance, and delivery for global orders. Contact us to source this TiN coated cobalt counterbore for your machining needs.

How to select the correct KEO Counterbore for M12 screws?

Select a KEO Counterbore with a bore diameter matching the screw head size and a pilot diameter that fits the existing hole. For M12 screws, the 902-000-261 model offers a 20 mm bore and 10.2 mm pilot. Always verify the tool's coating and material, like TiN coated cobalt, for durability.

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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