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KEO Countersink: 120°, 1 Flute, 1 1/2 in Body Dia, 3/4 in Shank - Fast-Cutting Single-Flute Countersinks
KEOFast-Cutting Single-Flute Countersinks

KEO Countersink: 120°, 1 Flute, 1 1/2 in Body Dia, 3/4 in Shank

The KEO Countersink: 120° is a fast-cutting single-flute countersink, TiN coated cobalt, with a 1 1/2 in body diameter and 3/4 in shank (MPN 919-000-688). 3G Electric sources this KEO tool across 14 industrial…

SKU 3G-OTH-185360

Also listed as: 919000688 · 919 000 688

Brand
KEO
Item
Countersink: 120°, 1 Flute, 1 1/2 in Body Dia, 3/4 in Shank
Category
Fast-Cutting Single-Flute Countersinks
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Local availability & support

Delivery
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
919-000-688
Type
TiN Coated Cobalt
Flute
1
Shank
3/4 in
Body Dia
1 1/2 in

Technical Documents

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

Product Description

The KEO Countersink: 120° is a fast-cutting single-flute countersink, TiN coated cobalt, with a 1 1/2 in body diameter and 3/4 in shank (MPN 919-000-688). 3G Electric sources this KEO tool across 14 industrial departments, with specialist expertise in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is a KEO 120° single-flute countersink used for?

A KEO 120° single-flute countersink creates a conical recess for flathead screws or deburrs holes in metal. The 120° angle suits metric flathead fasteners. Its single-flute design cuts fast with less chatter, and the TiN-coated cobalt body resists heat and wear in steel and stainless steel.

What are the specifications of the KEO 919-000-688 countersink?

The KEO 919-000-688 is a 120° single-flute countersink with a 1 1/2 in body diameter and a 3/4 in shank. It is made from TiN-coated cobalt for durability. The manufacturer part number is 919-000-688, and it is designed for fast cutting in hard materials.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks worldwide, handling full logistics and customs clearance. As a global industrial sourcing partner, we provide genuine KEO tooling like the 919-000-688 to any destination. Contact us for pricing and lead time on this single-flute countersink.

How to select the right countersink for a job?

Match the countersink angle to your fastener head — 120° for metric flathead screws, 82° for inch. Choose flute count: single-flute cuts fast with less vibration; multi-flute gives a smoother finish. For hard metals, select TiN-coated cobalt like this KEO for heat resistance 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 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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