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KEO 902-000-315 AlTiN Coated Cobalt Built-in-Pilot Counterbore - Built-in-Pilot Counterbores
KEOBuilt-in-Pilot Counterbores

KEO 902-000-315 AlTiN Coated Cobalt Built-in-Pilot Counterbore

The KEO Counterbore: For 5/16" Screw is a built-in-pilot counterbore from KEO. It features a 15/32 in bore diameter and a 0.312 in pilot diameter, with an AlTiN coated cobalt construction. This standard-type tool is…

SKU 3G-OTH-202234

Also listed as: 902000315 · 902 000 315

Brand
KEO
Item
902-000-315 AlTiN Coated Cobalt Built-in-Pilot Counterbore
Part Number
902-000-315
Category
Built-in-Pilot Counterbores
Available to Order
Also known as:902-000-315KEO
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Technical Specifications

KEO
Manufacturer Part Number
902-000-315
Type
AlTiN Coated Cobalt
Bore Dia
15/32 in
Pilot Dia
0.312 in

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

Product Description

The KEO Counterbore: For 5/16" Screw is a built-in-pilot counterbore from KEO. It features a 15/32 in bore diameter and a 0.312 in pilot diameter, with an AlTiN coated cobalt construction. This standard-type tool is identified by manufacturer part number 902-000-315.

Frequently Asked Questions

What is the KEO Counterbore for 5/16" screw used for?

The KEO Counterbore is used to create a flat-bottomed recess for a 5/16" screw head, allowing it to sit flush with or below the workpiece surface. It is commonly applied in metalworking and machining operations where precise fastener seating is required for assembly or finishing.

What are the specifications of the KEO Counterbore 902-000-315?

The KEO Counterbore 902-000-315 is designed for a 5/16" screw, with a 15/32 in bore diameter and a 0.312 in pilot diameter. It features a built-in pilot, AlTiN coated cobalt construction, and is a standard-type tool. The manufacturer part number is 902-000-315.

Where to buy the KEO Counterbore 902-000-315 worldwide?

You can source the KEO Counterbore 902-000-315 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this KEO tool.

How to select the correct KEO counterbore for a 5/16" screw?

To select the correct KEO counterbore, match the screw size (5/16") to the tool's bore diameter (15/32 in) and pilot diameter (0.312 in). Ensure the pilot fits the existing hole. The AlTiN coated cobalt construction provides wear resistance for ferrous materials. Consult KEO's standard tool specifications for compatibility.

Used in

Common applications for KEO
General machining — KEO single-flute countersinks for deburring and chamfering holes in steel and aluminum.
Automotive repair — KEO 82° countersinks for creating seats for flathead screws in engine and chassis components.
Aerospace manufacturing — KEO TiAlN-coated carbide countersinks for precision chamfering of fastener holes in hard alloys.
MRO operations — KEO left-hand keyseat cutters for milling keyways in shafts during equipment repair.
Metal fabrication — KEO 90° countersinks for chamfering plate and structural steel before welding.
Machine shop — KEO 100° countersinks for deburring cross-drilled holes in hydraulic manifolds.
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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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