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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, made of cobalt. This double-end tool, MPN 907-000-127, is designed for industrial drilling applications.

SKU 3G-OTH-182837

Also listed as: 907000127 · 907 000 127

Brand
KEO
Item
Center Drill: Plain Type, #4 1/2, 60°, 4 in Overall Lg
Category
Plain-Tip Center Drills
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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
907-000-127
End Type
Double End

Technical Documents

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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, made of cobalt. This double-end tool, MPN 907-000-127, is designed for industrial drilling applications.

Frequently Asked Questions

What is a KEO center drill used for?

A KEO center drill creates precise conical starting holes in workpieces for lathe turning or grinding operations. This plain-type, double-end cobalt drill is common in machining and tool-and-die shops where accurate center alignment is critical.

What are the specifications of the KEO center drill #4 1/2?

The KEO center drill #4 1/2 has a 60° included angle, 4-inch overall length, and is made of cobalt for heat resistance. It is a double-end plain-type tool, MPN 907-000-127, designed for industrial 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 sourcing partner, we provide this #4 1/2 plain-type cobalt drill (MPN 907-000-127) and support procurement for machining operations across all regions.

How to select the right KEO center drill size?

Select a KEO center drill size based on the workpiece diameter and required center hole depth. For general lathe work, the #4 1/2 size with 60° angle suits medium-duty applications. Always match the drill body diameter to your tailstock or toolholder 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
KEO Center Drill: Plain Type, #4 1/2, 60°, 5 in Overall Lg, Cobalt (MPN 907-000-132)
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