We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

KEO Countersink: 100°, 3 Flute, 1 1/4 in Body Dia - General Purpose Three-Flute Countersinks
KEOGeneral Purpose Three-Flute Countersinks

KEO Countersink: 100°, 3 Flute, 1 1/4 in Body Dia

KEO General Purpose Three-Flute Countersinks.

SKU 3G-OTH-184879

Also listed as: 917000377 · 917 000 377

Brand
KEO
Item
Countersink: 100°, 3 Flute, 1 1/4 in Body Dia
Category
General Purpose Three-Flute Countersinks
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
917-000-377

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

KEO General Purpose Three-Flute Countersinks.

Frequently Asked Questions

What is a KEO 100° countersink used for?

A KEO 100° countersink creates a conical recess for flat-head screws in metal, wood, or plastic. Its three-flute design reduces chatter for a smooth finish. 3G Electric supplies this KEO carbide countersink for precision deburring and countersinking across machining, fabrication, and maintenance applications.

What are the specifications of the KEO 917-000-377 countersink?

The KEO 917-000-377 is a 100°, three-flute countersink with a 1 1/4 in body diameter, made from carbide. It is a general-purpose tool for creating countersunk holes. 3G Electric sources this KEO part for industrial users needing reliable, chatter-free performance in metalworking.

Where to buy KEO countersink 917-000-377 worldwide?

3G Electric supplies the KEO 917-000-377 countersink to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote on this KEO carbide countersink, and we will source and ship it to your location.

How to select the right KEO countersink for your application?

Match the countersink angle (100°) to your screw head, and choose a body diameter (1 1/4 in) larger than the screw head. Carbide tools like this KEO model suit harder materials. 3G Electric can help you select the correct KEO countersink for your machining or assembly needs.

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

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
KEO Countersink: 100°, 3 Flute, 3/4 in Body Dia, Carbide (MPN 917-000-373)
KEO
KEO Countersink: 100°, 3 Flute, 3/4 in Body Dia, Carbide (MPN 917-000-373)
KEO Countersink: 100°, 3 Flute, 5/8 in Body Dia, Carbide (MPN 917-000-371)
KEO
KEO Countersink: 100°, 3 Flute, 5/8 in Body Dia, Carbide (MPN 917-000-371)
KEO Countersink: 82°, 3 Flute, 1 in Body Dia, Carbide (MPN 917-000-335)
KEO
KEO Countersink: 82°, 3 Flute, 1 in Body Dia, Carbide (MPN 917-000-335)
KEO Countersink: 82°, 3 Flute, 1/4 in Body Dia, Carbide (MPN 917-000-325)
KEO
KEO Countersink: 82°, 3 Flute, 1/4 in Body Dia, Carbide (MPN 917-000-325)
KEO Countersink: 82°, 3 Flute, 3/8 in Body Dia, Carbide (MPN 917-000-327)
KEO
KEO Countersink: 82°, 3 Flute, 3/8 in Body Dia, Carbide (MPN 917-000-327)
KEO Countersink: 82°, 3 Flute, 3/4 in Body Dia, Carbide (MPN 917-000-333)
KEO
KEO Countersink: 82°, 3 Flute, 3/4 in Body Dia, Carbide (MPN 917-000-333)

More from KEO

View all KEO parts
This three-flute countersink creates a 110° chamfer or countersink around pre-drilled holes. The 3/8 in body diameter and high-speed steel construction suit general-purpose deburring and hole preparation in metalworking and fabrication
KEO
This three-flute countersink creates a 110° chamfer or countersink around pre-drilled holes. The 3/8 in body diameter and high-speed steel construction suit general-purpose deburring and hole preparation in metalworking and fabrication
General purpose three-flute countersink with 120° included angle and 1-inch body diameter. Constructed from TiN-coated cobalt for wear resistance. Used for deburring and countersinking holes in metal, plastic, and wood in industrial fabrication and maintenance applications
KEO
General purpose three-flute countersink with 120° included angle and 1-inch body diameter. Constructed from TiN-coated cobalt for wear resistance. Used for deburring and countersinking holes in metal, plastic, and wood in industrial fabrication and maintenance applications
General purpose countersink with 60° included angle and three-flute design for smooth, chatter-free operation. Suitable for deburring and countersinking holes in metal, plastic, and wood. Body diameter 1 in, made from high-speed steel
KEO
General purpose countersink with 60° included angle and three-flute design for smooth, chatter-free operation. Suitable for deburring and countersinking holes in metal, plastic, and wood. Body diameter 1 in, made from high-speed steel
General-purpose three-flute countersink with a 90° angle, designed for creating chamfers and deburring holes in metalworking. Body diameter 1 3/4 in, shank diameter 3/4 in, made from cobalt steel. Suitable for use in drill presses or handheld tools to prepare holes for flat-head screws
KEO
General-purpose three-flute countersink with a 90° angle, designed for creating chamfers and deburring holes in metalworking. Body diameter 1 3/4 in, shank diameter 3/4 in, made from cobalt steel. Suitable for use in drill presses or handheld tools to prepare holes for flat-head screws
General-purpose countersink with 90° included angle and three flutes for efficient chip evacuation. Body diameter is 1/4 in. Made from cobalt steel with AlTiN coating for heat resistance. Used to create chamfers or countersinks in metal, plastic, or wood for flat-head screws or deburring
KEO
General-purpose countersink with 90° included angle and three flutes for efficient chip evacuation. Body diameter is 1/4 in. Made from cobalt steel with AlTiN coating for heat resistance. Used to create chamfers or countersinks in metal, plastic, or wood for flat-head screws or deburring
General purpose countersink with 100° included angle and three-flute design for smooth cutting and reduced chatter. Body diameter is 1 inch; made from carbide for wear resistance. Suitable for deburring and countersinking holes in metal, plastic, and composite materials
KEO
General purpose countersink with 100° included angle and three-flute design for smooth cutting and reduced chatter. Body diameter is 1 inch; made from carbide for wear resistance. Suitable for deburring and countersinking holes in metal, plastic, and composite materials
This three-flute countersink is designed for general-purpose deburring and chamfering of holes in metal, plastic, and wood. It features a 120° included angle and a TiN-coated high-speed steel substrate for consistent, chatter-free operation in production environments
KEO
This three-flute countersink is designed for general-purpose deburring and chamfering of holes in metal, plastic, and wood. It features a 120° included angle and a TiN-coated high-speed steel substrate for consistent, chatter-free operation in production environments
This KEO countersink is made of high-speed steel with three flutes, a 1-1/2 in body diameter, and a 3/4 in shank. It is designed for general-purpose countersinking and deburring operations on metal, plastic, and wood, creating a chamfered seat for flathead screws
KEO
This KEO countersink is made of high-speed steel with three flutes, a 1-1/2 in body diameter, and a 3/4 in shank. It is designed for general-purpose countersinking and deburring operations on metal, plastic, and wood, creating a chamfered seat for flathead screws