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KEO Counterbore: For #4 Screw, 3/16 in Bore Dia, 0.112 in Pilot Dia - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO Counterbore: For #4 Screw, 3/16 in Bore Dia, 0.112 in Pilot Dia

The KEO Counterbore: For #4 Screw is a standard built-in-pilot counterbore from KEO. It features a 3/16 in bore diameter and a 0.112 in pilot diameter, with a TiN coated cobalt construction. The manufacturer part…

SKU 3G-OTH-202214

Also listed as: 902000072 · 902 000 072

Brand
KEO
Item
Counterbore: For #4 Screw, 3/16 in Bore Dia, 0.112 in Pilot Dia
Category
Built-in-Pilot Counterbores
Available to Order
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

KEO
Manufacturer Part Number
902-000-072
Type
TiN Coated Cobalt
Bore Dia
3/16 in
Pilot Dia
0.112 in

Technical Documents

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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Counterbore: For #4 Screw is a standard built-in-pilot counterbore from KEO. It features a 3/16 in bore diameter and a 0.112 in pilot diameter, with a TiN coated cobalt construction. The manufacturer part number is 902-000-072.

Frequently Asked Questions

What is the KEO Counterbore for #4 screw used for?

The KEO Counterbore for #4 screw is used to create a flat-bottomed recess for a socket-head cap screw or bolt head, allowing it to sit flush with or below the workpiece surface. It is commonly applied in metalworking, machining, and assembly operations where precise fastener seating is required.

What are the specifications of the KEO Counterbore 902-000-072?

The KEO Counterbore 902-000-072 is a standard built-in-pilot counterbore designed for #4 screws. It has a 3/16 in bore diameter and a 0.112 in pilot diameter. The tool is made from TiN coated cobalt for enhanced wear resistance and is manufactured by KEO under part number 902-000-072.

Where to buy the KEO Counterbore 902-000-072 worldwide?

You can source the KEO Counterbore 902-000-072 worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply this KEO tool to customers across multiple industries.

How to select the correct KEO counterbore for a #4 screw?

To select the correct KEO counterbore for a #4 screw, match the pilot diameter to the screw's clearance hole size (0.112 in for #4) and ensure the bore diameter (3/16 in) accommodates the screw head. Verify the tool's coating—TiN coated cobalt offers durability for ferrous materials. Always confirm the manufacturer part number 902-000-072 for exact fit.

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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Cross-referenced by specification & description
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