We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
KEO Countersink: 90°, 1 Flute, 3/8 in Body Dia - Fast-Cutting Single-Flute Countersinks
KEOFast-Cutting Single-Flute Countersinks

KEO Countersink: 90°, 1 Flute, 3/8 in Body Dia

SKU 3G-OTH-185265

Brand
KEO
Item
Countersink: 90°, 1 Flute, 3/8 in Body Dia
Category
Fast-Cutting Single-Flute Countersinks
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

KEO
Manufacturer Part Number
919-000-171
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Frequently Asked Questions

What is the KEO 90° countersink used for?

The KEO 90° countersink is used to create a conical recess for flat-head screws in metal, wood, or plastic. Its single-flute design provides fast, chatter-free cutting, making it ideal for deburring and countersinking in manual or CNC drilling operations.

What are the specifications of the KEO 90° countersink?

This KEO countersink has a 90° included angle, 1 flute, and a 3/8 in body diameter. It is made from high-speed steel (HSS) for durability. The manufacturer part number is 919-000-171. It is designed for fast-cutting single-flute countersinking applications.

Where to buy the KEO 90° countersink worldwide?

You can source the KEO 90° countersink 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 part number 919-000-171.

How to select the correct KEO countersink size?

Select the KEO countersink based on the screw head diameter and desired countersink angle. For flat-head screws, a 90° angle is standard. Ensure the body diameter (3/8 in for this model) matches your tool holder. Always verify the material compatibility with high-speed steel for optimal cutting performance.

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 fast-cutting single-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
KEO Countersink: 82°, 1 Flute, 3/8 in Body Dia, High Speed Steel (MPN 919-000-169). Key specifications — Brand: KEO.
KEO
KEO Countersink: 82°, 1 Flute, 3/8 in Body Dia, High Speed Steel (MPN 919-000-169). Key specifications — Brand: KEO.
KEO Countersink: 82°, 1 Flute, 5/8 in Body Dia, High Speed Steel (MPN 919-000-261). Key specifications — Brand: KEO.
KEO
KEO Countersink: 82°, 1 Flute, 5/8 in Body Dia, High Speed Steel (MPN 919-000-261). Key specifications — Brand: KEO.
KEO Countersink: 90°, 1 Flute, 3/4 in Body Dia, High Speed Steel (MPN 919-000-159). Key specifications — Brand: KEO.
KEO
KEO Countersink: 90°, 1 Flute, 3/4 in Body Dia, High Speed Steel (MPN 919-000-159). Key specifications — Brand: KEO.
KEO Countersink: 90°, 1 Flute, 5/8 in Body Dia, High Speed Steel (MPN 919-000-263). Key specifications — Brand: KEO.
KEO
KEO Countersink: 90°, 1 Flute, 5/8 in Body Dia, High Speed Steel (MPN 919-000-263). Key specifications — Brand: KEO.
KEO Countersink: 82°, 1 Flute, 1/4 in Body Dia, High Speed Steel (MPN 919-000-085). Key specifications — Brand: KEO.
KEO
KEO Countersink: 82°, 1 Flute, 1/4 in Body Dia, High Speed Steel (MPN 919-000-085). Key specifications — Brand: KEO.
KEO Countersink: 90°, 1 Flute, 1/2 in Body Dia, High Speed Steel (MPN 919-000-075). Key specifications — Brand: KEO.
KEO
KEO Countersink: 90°, 1 Flute, 1/2 in Body Dia, High Speed Steel (MPN 919-000-075). Key specifications — Brand: KEO.

More from KEO

View all KEO parts →
KEO Countersink: 82°, 1 Flute, 1/8 in Body Dia, 1/8 in Shank, AlTiN Coated Cobalt (MPN 919-002-630). Key specifications — Brand: KEO.
KEO
KEO Countersink: 82°, 1 Flute, 1/8 in Body Dia, 1/8 in Shank, AlTiN Coated Cobalt (MPN 919-002-630). Key specifications — Brand: KEO.
KEO Countersink: 110°, 1 Flute, 1 1/2 in Body Dia, 3/4 in Shank, TiN Coated High Speed Steel (MPN 53221-TIN). Key specifications — Brand: KEO.
KEO
KEO Countersink: 110°, 1 Flute, 1 1/2 in Body Dia, 3/4 in Shank, TiN Coated High Speed Steel (MPN 53221-TIN). Key specifications — Brand: KEO.
KEO Countersink: 120°, 1 Flute, 1 3/4 in Body Dia, 3/4 in Shank, AlTiN Coated Cobalt (MPN 919-002-572). Key specifications — Brand: KEO.
KEO
KEO Countersink: 120°, 1 Flute, 1 3/4 in Body Dia, 3/4 in Shank, AlTiN Coated Cobalt (MPN 919-002-572). Key specifications — Brand: KEO.
KEO Countersink: 100°, 1 Flute, 1 3/4 in Body Dia, 3/4 in Shank, High Speed Steel (MPN 919-000-173). Key specifications — Brand: KEO.
KEO
KEO Countersink: 100°, 1 Flute, 1 3/4 in Body Dia, 3/4 in Shank, High Speed Steel (MPN 919-000-173). Key specifications — Brand: KEO.
KEO Countersink: 100°, 1 Flute, 3/16 in Body Dia, 3/16 in Shank, AlTiN Coated Carbide (MPN 919-002-353). Key specifications — Brand: KEO.
KEO
KEO Countersink: 100°, 1 Flute, 3/16 in Body Dia, 3/16 in Shank, AlTiN Coated Carbide (MPN 919-002-353). Key specifications — Brand: KEO.
KEO Countersink: 90°, 1 Flute, 1/8 in Body Dia, 1/8 in Shank, AlTiN Coated Carbide (MPN 919-002-333). Key specifications — Brand: KEO.
KEO
KEO Countersink: 90°, 1 Flute, 1/8 in Body Dia, 1/8 in Shank, AlTiN Coated Carbide (MPN 919-002-333). Key specifications — Brand: KEO.
KEO Countersink: 90°, 1 Flute, 2 in Body Dia, 3/4 in Shank, AlTiN Coated High Speed Steel (MPN 919-002-879). Key specifications — Brand: KEO.
KEO
KEO Countersink: 90°, 1 Flute, 2 in Body Dia, 3/4 in Shank, AlTiN Coated High Speed Steel (MPN 919-002-879). Key specifications — Brand: KEO.
KEO Countersink: 100°, 1 Flute, 3/16 in Body Dia, 3/16 in Shank, TiN Coated Cobalt (MPN 919-000-624). Key specifications — Brand: KEO.
KEO
KEO Countersink: 100°, 1 Flute, 3/16 in Body Dia, 3/16 in Shank, TiN Coated Cobalt (MPN 919-000-624). Key specifications — Brand: KEO.