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KEO Countersink: 60°, 4 Flute, 7/8 in Body Dia - Four-Flute Machine Countersinks
KEOFour-Flute Machine Countersinks

KEO Countersink: 60°, 4 Flute, 7/8 in Body Dia

SKU 3G-OTH-185989

Brand
KEO
Item
Countersink: 60°, 4 Flute, 7/8 in Body Dia
Category
Four-Flute Machine Countersinks
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Technical Specifications

KEO
Manufacturer Part Number
919-000-019
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the KEO 60° countersink used for?

The KEO 60° countersink is used to create a conical recess in a workpiece, typically for deburring holes or allowing a flat-head screw to sit flush with the surface. It is common in metalworking and machining applications where precision chamfering is required.

What are the specifications of the KEO 4-flute countersink?

This KEO countersink has a 60° included angle, 4 flutes, and a 7/8 in body diameter. It is made from high-speed steel (HSS) and is identified by MPN 919-000-019. The four-flute design provides smooth cutting action and reduces chatter during operation.

Where to buy KEO countersinks worldwide?

KEO countersinks are available to order 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 the KEO 919-000-019 or other KEO tooling.

How to select the right KEO countersink for your application?

Select a KEO countersink based on the required chamfer angle (60° is common for screw heads), material hardness (HSS suits most metals), and hole size. Match the body diameter to your workpiece clearance. For deburring, a 4-flute design like this KEO model provides balanced cutting and longer tool life.

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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