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KEO Countersink: 90°, 6 Flute, 1/8 in Body Dia, 1/8 in Shank - Smooth-Finish Six-Flute Countersinks
KEOSmooth-Finish Six-Flute Countersinks

KEO Countersink: 90°, 6 Flute, 1/8 in Body Dia, 1/8 in Shank

The KEO Countersink: 90° is a Smooth-Finish Six-Flute Countersink (SKU 3G-OTH-188312) with a 1/8 in body diameter and 1/8 in shank, made from AlTiN Coated Carbide. This tool is designed for creating 90° chamfered…

SKU 3G-OTH-188312

Also listed as: 919002409 · 919 002 409

Brand
KEO
Item
Countersink: 90°, 6 Flute, 1/8 in Body Dia, 1/8 in Shank
Category
Smooth-Finish Six-Flute 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
919-002-409
Type
AlTiN Coated Carbide
Flute
6
Shank
1/8 in
Body Dia
1/8 in

Technical Documents

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

Product Description

The KEO Countersink: 90° is a Smooth-Finish Six-Flute Countersink (SKU 3G-OTH-188312) with a 1/8 in body diameter and 1/8 in shank, made from AlTiN Coated Carbide. This tool is designed for creating 90° chamfered holes with a smooth finish, featuring six flutes for efficient chip evacuation.

Frequently Asked Questions

What is a KEO 6-flute countersink used for?

A KEO 6-flute countersink creates smooth, chatter-free 90° chamfers on holes in metal, plastic, and wood. It is ideal for deburring and countersinking screw heads in precision machining, tool and die work, and aerospace or automotive manufacturing where a fine surface finish is required.

What are the specifications of the KEO 919-002-409 countersink?

The KEO 919-002-409 is a 90° countersink with 6 flutes, a 1/8 in body diameter, and a 1/8 in shank. It is made from AlTiN-coated carbide for extended tool life and heat resistance. The part number is 919-002-409, and it is designed for smooth-finish applications.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 919-002-409 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver globally without requiring a local distributor.

How to select the right KEO countersink for your application?

Select a KEO countersink based on material and finish requirements. For hard metals or abrasive materials, choose AlTiN-coated carbide like the 919-002-409. Match the body diameter to your hole size and the shank to your tool holder. Six-flute designs reduce vibration for smoother results.

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 smooth-finish six-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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