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KEO Counterbore: For 1/4" Screw, 1/32" Oversized, 13/32 in Bore Dia - Oversized Built-in-Pilot Counterbores
KEOOversized Built-in-Pilot Counterbores

KEO Counterbore: For 1/4" Screw, 1/32" Oversized, 13/32 in Bore Dia

The KEO Counterbore is an oversized built-in-pilot counterbore designed for use with a 1/4" screw. This model, MPN 902-000-316, features a 1/32" oversized bore with a 13/32 in bore diameter and a 0.281 in pilot diameter.

SKU 3G-OTH-184343

Also listed as: 902000316 · 902 000 316

Brand
KEO
Item
Counterbore: For 1/4" Screw, 1/32" Oversized, 13/32 in Bore Dia
Category
Oversized Built-in-Pilot Counterbores
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

KEO
Manufacturer Part Number
902-000-316
Bore Dia
13/32 in
Oversized
1/32"
Pilot Dia
0.281 in
Counterbore Type
Oversized

Technical Documents

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

Product Description

The KEO Counterbore is an oversized built-in-pilot counterbore designed for use with a 1/4" screw. This model, MPN 902-000-316, features a 1/32" oversized bore with a 13/32 in bore diameter and a 0.281 in pilot diameter.

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 the KEO Counterbore used for?

The KEO Counterbore is used to create a flat-bottomed recess for a 1/4" 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.

What are the specifications of the KEO Counterbore 902-000-316?

The KEO Counterbore 902-000-316 is an oversized built-in-pilot type for a 1/4" screw. It has a 13/32 in bore diameter, a 0.281 in pilot diameter, and is 1/32" oversized. The brand is KEO, and the manufacturer part number is 902-000-316.

Where to buy the KEO Counterbore 902-000-316 worldwide?

You can source the KEO Counterbore 902-000-316 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the tool reaches your facility reliably.

How to select the correct KEO Counterbore for a 1/4" screw?

To select the correct KEO Counterbore, match the pilot diameter to the screw's body size and the bore diameter to the screw head. For a 1/4" screw, the KEO 902-000-316 with a 0.281 in pilot and 13/32 in bore is a standard oversized option, providing clearance for head seating.

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 oversized 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
KEO Counterbore: For 5/16" Screw, 1/32" Oversized, 1/2 in Bore Dia, 0.343 in Pilot Dia (MPN 902-000-313)
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KEO Counterbore: For 5/16" Screw, 1/32" Oversized, 1/2 in Bore Dia, 0.343 in Pilot Dia (MPN 902-000-313)
KEO Counterbore: For 3/8" Screw, 1/32" Oversized, 39/64 in Bore Dia, 0.406 in Pilot Dia (MPN 902-000-310)
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KEO Counterbore: For 3/8" Screw, 1/32" Oversized, 39/64 in Bore Dia, 0.406 in Pilot Dia (MPN 902-000-310)
KEO Counterbore: For 3/8" Screw, 1/64" Oversized, 19/32 in Bore Dia, 0.39 in Pilot Dia (MPN 902-000-311)
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KEO Counterbore: For 3/8" Screw, 1/64" Oversized, 19/32 in Bore Dia, 0.39 in Pilot Dia (MPN 902-000-311)
KEO Counterbore: For 5/16" Screw, 1/64" Oversized, 31/64 in Bore Dia, 0.328 in Pilot Dia (MPN 902-000-314)
KEO
KEO Counterbore: For 5/16" Screw, 1/64" Oversized, 31/64 in Bore Dia, 0.328 in Pilot Dia (MPN 902-000-314)
KEO Counterbore: For 1/4" Screw, 1/64" Oversized, 25/64 in Bore Dia, 0.265 in Pilot Dia (MPN 902-000-317)
KEO
KEO Counterbore: For 1/4" Screw, 1/64" Oversized, 25/64 in Bore Dia, 0.265 in Pilot Dia (MPN 902-000-317)
KEO Counterbore: For 3/4" Screw, 1/32" Oversized, 1 13/64 in Bore Dia, 0.781 in Pilot Dia (MPN 902-000-299)
KEO
KEO Counterbore: For 3/4" Screw, 1/32" Oversized, 1 13/64 in Bore Dia, 0.781 in Pilot Dia (MPN 902-000-299)

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