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KEO Center Drill: Plain Type, #4 1/2, 82°, 6 in Overall Lg - Plain-Tip Center Drills
KEOPlain-Tip Center Drills

KEO Center Drill: Plain Type, #4 1/2, 82°, 6 in Overall Lg

The KEO Center Drill is a plain-tip center drill, model #4 1/2 with an 82° angle and 6-inch overall length, made of high-speed steel. This double-end tool, manufacturer part number 907-000-138, is designed for…

SKU 3G-OTH-182845

Brand
KEO
Item
Center Drill: Plain Type, #4 1/2, 82°, 6 in Overall Lg
Category
Plain-Tip Center Drills
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Technical Specifications

KEO
Manufacturer Part Number
907-000-138
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 an 82° angle and 6-inch overall length, made of high-speed steel. This double-end tool, manufacturer part number 907-000-138, is designed for industrial 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 in a workpiece to support a lathe center or guide a larger drill bit. This plain-type, double-end #4 1/2 model with an 82° angle is used in precision machining and metalworking across industrial departments.

What are the specifications of the KEO center drill 907-000-138?

The KEO center drill 907-000-138 is a plain-type, double-end tool, size #4 1/2 with an 82° included angle and 6-inch overall length. It is made of high-speed steel (HSS) and is designed for industrial drilling applications requiring precise centering.

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 genuine KEO cutting tools like the #4 1/2 plain-type center drill and deliver them to your facility, regardless of location.

How to select the right KEO center drill size?

Select a KEO center drill size based on the workpiece diameter and the lathe center or drill bit you will use. The #4 1/2 size with an 82° angle suits medium-duty work. For best results, match the drill's overall length and shank diameter to your machine's capacity.

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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