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KEO Countersink: 82°, 4 Flute, 7/8 in Body Dia - Four-Flute Machine Countersinks
KEOFour-Flute Machine Countersinks

KEO Countersink: 82°, 4 Flute, 7/8 in Body Dia

KEO Four-Flute Machine Countersinks.

SKU 3G-OTH-186003

Also listed as: 919000536 · 919 000 536

Brand
KEO
Item
Countersink: 82°, 4 Flute, 7/8 in Body Dia
Category
Four-Flute Machine 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
919-000-536

Technical Documents

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

Product Description

KEO Four-Flute Machine Countersinks.

Frequently Asked Questions

What is a KEO 82° countersink used for?

A KEO 82° countersink with four flutes is used to create a conical recess for flat-head screws in metalworking. The 82° angle matches standard screw heads, while the TiN-coated cobalt construction provides heat resistance and longer tool life in production machining.

What are the specifications of the KEO 919-000-536 countersink?

The KEO 919-000-536 is an 82°, four-flute machine countersink with a 7/8 in body diameter. It features a TiN-coated cobalt substrate for wear resistance. This tool is designed for industrial deburring and countersinking operations on ferrous and non-ferrous materials.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 919-000-536 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote on this tool or other KEO cutting tools for your machining operations.

How to select the right KEO countersink for a job?

Select a KEO countersink by matching the angle to your screw head (82° for flat-head screws) and the body diameter to the required recess size. Choose flute count based on material: four-flute tools provide smoother finishes in harder materials. TiN coating improves tool life in abrasive applications.

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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