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KEO Center Drill: Plain Type, #4 1/2, 60°, 4 in Overall Lg - Plain-Tip Center Drills
KEOPlain-Tip Center Drills

KEO Center Drill: Plain Type, #4 1/2, 60°, 4 in Overall Lg

The KEO Center Drill is a plain-tip center drill, model #4 1/2 with a 60° angle and 4-inch overall length, featuring a TiN coated cobalt construction. This double-end tool, manufactured under part number 907-000-520…

SKU 3G-OTH-183231

Brand
KEO
Item
Center Drill: Plain Type, #4 1/2, 60°, 4 in Overall Lg
Category
Plain-Tip Center Drills
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Technical Specifications

KEO
Manufacturer Part Number
907-000-520
End Type
Double End
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Center Drill is a plain-tip center drill, model #4 1/2 with a 60° angle and 4-inch overall length, featuring a TiN coated cobalt construction. This double-end tool, manufactured under part number 907-000-520, is designed for precision drilling applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a KEO center drill used for?

A KEO center drill creates a conical starting hole for lathe work or to support a workpiece between centers. This plain-type, double-end #4 1/2 model with TiN coated cobalt is used in precision machining to ensure accurate alignment and reduce drill walk.

What are the specifications of the KEO center drill 907-000-520?

The KEO center drill 907-000-520 is a plain-type, double-end tool with a #4 1/2 size, 60° angle, and 4-inch overall length. It features TiN coated cobalt construction for increased wear resistance and is designed for precision drilling applications.

Where to buy KEO center drills worldwide?

3G Electric supplies KEO center drills worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine KEO tools like the 907-000-520 to support your machining operations anywhere.

How to select the right center drill size?

Select a center drill size based on the workpiece diameter and the lathe center angle. For general machining, a #4 1/2 plain-type drill with a 60° angle, like this KEO model, suits medium-duty work. Always match the drill's overall length to your machine's clearance.

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 plain-tip center drills. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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