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KEO Center Drill: Plain Type, #4 1/2, 90°, 4 in Overall Lg - Plain-Tip Center Drills
KEOPlain-Tip Center Drills

KEO Center Drill: Plain Type, #4 1/2, 90°, 4 in Overall Lg

The KEO Center Drill is a plain-type, double-end center drill made from high-speed steel. It features a #4 1/2 size, a 90° angle, and a 4-inch overall length, with manufacturer part number 907-000-129.

SKU 3G-OTH-182838

Brand
KEO
Item
Center Drill: Plain Type, #4 1/2, 90°, 4 in Overall Lg
Category
Plain-Tip Center Drills
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Technical Specifications

KEO
Manufacturer Part Number
907-000-129
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-type, double-end center drill made from high-speed steel. It features a #4 1/2 size, a 90° angle, and a 4-inch overall length, with manufacturer part number 907-000-129.

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. It is used in machining operations such as turning and grinding to ensure accurate alignment and reduce runout.

What are the specifications of the KEO Center Drill #4 1/2?

The KEO Center Drill is a double-end, plain-type tool made from high-speed steel. It has a #4 1/2 size, a 90° angle, and a 4-inch overall length. The manufacturer part number is 907-000-129.

Where to buy KEO Center Drills worldwide?

3G Electric supplies KEO Center Drills worldwide. As a global industrial distributor, we handle full logistics and customs clearance to deliver these tools to your facility. Contact us for availability and lead time.

How to select the right KEO Center Drill size?

Select a KEO Center Drill size based on the workpiece diameter and the lathe center angle. The #4 1/2 size with a 90° angle suits general-purpose alignment. 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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