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KEO Counterbore: For M3.5 Screw, 6.5 mm Bore Dia, 3.7 mm Pilot Dia - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO Counterbore: For M3.5 Screw, 6.5 mm Bore Dia, 3.7 mm Pilot Dia

The KEO Counterbore is a built-in-pilot counterbore designed for M3.5 screws, featuring a 6.5 mm bore diameter and a 3.7 mm pilot diameter. This standard tool is constructed from TiN coated cobalt, as indicated by…

SKU 3G-OTH-202264

Brand
KEO
Item
Counterbore: For M3.5 Screw, 6.5 mm Bore Dia, 3.7 mm Pilot Dia
Category
Built-in-Pilot Counterbores
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Technical Specifications

KEO
Manufacturer Part Number
902-000-210
Type
TiN Coated Cobalt
Bore Dia
6.5 mm
Pilot Dia
3.7 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 M3.5 screws, featuring a 6.5 mm bore diameter and a 3.7 mm pilot diameter. This standard tool is constructed from TiN coated cobalt, as indicated by manufacturer part number 902-000-210.

Frequently Asked Questions

What is the KEO Counterbore 902-000-210 used for?

The KEO Counterbore is used to create a flat-bottomed recess for M3.5 screw heads in metal or plastic workpieces. Its built-in pilot aligns with an existing hole, ensuring concentricity. This TiN coated cobalt tool is common in machining and fabrication for countersinking screw heads flush with the surface.

What are the specifications of the KEO Counterbore for M3.5 screws?

The KEO Counterbore has a 6.5 mm bore diameter and a 3.7 mm pilot diameter. It is made from TiN coated cobalt, is a standard built-in-pilot design, and carries manufacturer part number 902-000-210. These specs ensure precise counterboring for M3.5 fasteners in industrial applications.

Where to buy the KEO Counterbore 902-000-210 worldwide?

3G Electric supplies the KEO Counterbore 902-000-210 worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this TiN coated cobalt counterbore for your machining needs.

How to select the correct KEO Counterbore for M3.5 screws?

Select a counterbore with a bore diameter matching the screw head size and a pilot diameter matching the existing hole. For M3.5 screws, the KEO 902-000-210 with 6.5 mm bore and 3.7 mm pilot is appropriate. Ensure the tool material, such as 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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