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KEO Countersink: 90°, 4 Flute, 1 3/4 in Body Dia, 3/4 in Shank - Four-Flute Machine Countersinks
KEOFour-Flute Machine Countersinks

KEO Countersink: 90°, 4 Flute, 1 3/4 in Body Dia, 3/4 in Shank

The KEO Countersink: 90° is a four-flute machine countersink made of TiN coated high speed steel, with a 1 3/4 in body diameter and a 3/4 in shank (MPN 917-000-114). This tool is designed for precise 90°…

SKU 3G-OTH-186021

Also listed as: 917000114 · 917 000 114

Brand
KEO
Item
Countersink: 90°, 4 Flute, 1 3/4 in Body Dia, 3/4 in Shank
Category
Four-Flute Machine Countersinks
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

KEO
Manufacturer Part Number
917-000-114
Type
TiN Coated High Speed Steel
Flute
4
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 four-flute machine countersink made of TiN coated high speed steel, with a 1 3/4 in body diameter and a 3/4 in shank (MPN 917-000-114). This tool is designed for precise 90° countersinking operations in industrial machining applications.

Frequently Asked Questions

What is the KEO 4-flute countersink used for?

The KEO 90° countersink with four flutes is designed for deburring and countersinking holes in metal, plastic, and wood. Its TiN-coated high-speed steel construction provides wear resistance for production environments. Common applications include aerospace, automotive, and general machining where a smooth, chamfered hole edge is required.

What are the specifications of the KEO countersink 917-000-114?

This KEO countersink has a 90° included angle, 4 flutes, a 1 3/4 in body diameter, and a 3/4 in shank. It is made from TiN-coated high-speed steel. The manufacturer part number is 917-000-114. These specs ensure compatibility with standard drill chucks and machine tool holders for industrial countersinking operations.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 917-000-114 to customers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact our sales team for pricing and lead time. We source genuine KEO tooling for manufacturing and maintenance applications.

How to select the correct KEO countersink for a job?

Select a KEO countersink based on hole size, material, and desired chamfer angle. For general deburring, a 90° 4-flute design works on most metals. Match the shank diameter (3/4 in for this model) to your tool holder. TiN coating extends tool life in abrasive materials. Always verify body diameter (1 3/4 in) clears the workpiece.

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

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