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KEO 90° Fast-Cutting Single-Flute Countersink - Fast-Cutting Single-Flute Countersinks
KEOFast-Cutting Single-Flute Countersinks

KEO 90° Fast-Cutting Single-Flute Countersink

The KEO Countersink: 90° is a fast-cutting single-flute countersink made from AlTiN Coated High Speed Steel. It features a 1 3/4 in body diameter and a 3/4 in shank, with manufacturer part number 919-002-847.

SKU 3G-OTH-185476

Also listed as: 919002847 · 919 002 847

Brand
KEO
Item
90° Fast-Cutting Single-Flute Countersink
Category
Fast-Cutting Single-Flute Countersinks
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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
919-002-847
Type
AlTiN Coated High Speed Steel
Flute
1
Shank
3/4 in
Body Dia
1 3/4 in

Technical Documents

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

Product Description

The KEO Countersink: 90° is a fast-cutting single-flute countersink made from AlTiN Coated High Speed Steel. It features a 1 3/4 in body diameter and a 3/4 in shank, with manufacturer part number 919-002-847.

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 metalworking and machining applications. Its single-flute design provides fast, chatter-free cutting in materials like steel and aluminum, making it ideal for deburring and countersinking holes in industrial manufacturing.

What are the specifications of the KEO 90° countersink?

This KEO countersink has a 90° included angle, 1 flute, 1 3/4 in body diameter, and 3/4 in shank. It is made of AlTiN coated high speed steel (HSS) for extended tool life. The manufacturer part number is 919-002-847, and it is designed for fast, single-flute cutting.

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; we provide reliable sourcing for this KEO tool.

How to select the right KEO countersink for your application?

Select a KEO countersink based on the screw head angle (typically 90° for flat-head screws), material hardness, and hole size. For general metalworking, the single-flute design offers fast cutting. Ensure the shank diameter matches your tool holder. Consult KEO's technical data for optimal speeds and feeds.

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.

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Cross-referenced by specification & description
This 120° single-flute countersink is made from AlTiN coated high speed steel for heat resistance and extended tool life. It has a 1-3/4 in body diameter and a 3/4 in shank, designed for fast, chatter-free cutting in deburring and chamfering operations on steel, aluminum, and other materials
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This 120° single-flute countersink is made from AlTiN coated high speed steel for heat resistance and extended tool life. It has a 1-3/4 in body diameter and a 3/4 in shank, designed for fast, chatter-free cutting in deburring and chamfering operations on steel, aluminum, and other materials
KEO Countersink: 60°, 1 Flute, 1 3/4 in Body Dia, 3/4 in Shank, AlTiN Coated High Speed Steel (MPN 919-002-849)
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KEO Countersink: 60°, 1 Flute, 1 3/4 in Body Dia, 3/4 in Shank, AlTiN Coated High Speed Steel (MPN 919-002-849)
KEO Countersink: 82°, 1 Flute, 1 3/4 in Body Dia, 3/4 in Shank, AlTiN Coated High Speed Steel (MPN 919-002-848)
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KEO Countersink: 100°, 1 Flute, 3/4 in Body Dia, AlTiN Coated High Speed Steel (MPN 919-002-864)
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KEO Countersink: 100°, 1 Flute, 3/4 in Body Dia, AlTiN Coated High Speed Steel (MPN 919-002-864)
KEO Countersink: 90°, 1 Flute, 3/4 in Body Dia, AlTiN Coated High Speed Steel (MPN 919-002-859)
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KEO Countersink: 90°, 1 Flute, 3/4 in Body Dia, AlTiN Coated High Speed Steel (MPN 919-002-859)
KEO Countersink: 120°, 1 Flute, 3/4 in Body Dia, AlTiN Coated High Speed Steel (MPN 919-002-862)
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KEO Countersink: 120°, 1 Flute, 3/4 in Body Dia, AlTiN Coated High Speed Steel (MPN 919-002-862)

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This KEO countersink features a 120° included angle and a single-flute design for fast, chatter-free cutting. The 1/2 in body diameter and high-speed steel construction make it suitable for deburring and countersinking holes in metalworking applications
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This KEO countersink features a 60° included angle and a single-flute design for fast, chatter-free cutting. The 3/8 in body diameter is made from high-speed steel. It is used to create conical recesses for flat-head screws and for deburring holes in metalworking applications
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