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

KEO Center Drill: Plain Type, #4 1/2, 90°, 2 1/2 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 2 1/2-inch overall length, with manufacturer part number 906-000-318.

SKU 3G-OTH-182849

Also listed as: 906000318 · 906 000 318

Brand
KEO
Item
Center Drill: Plain Type, #4 1/2, 90°, 2 1/2 in Overall Lg
Category
Plain-Tip Center Drills
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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
906-000-318
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-type, double-end center drill made from high-speed steel. It features a #4 1/2 size, a 90° angle, and a 2 1/2-inch overall length, with manufacturer part number 906-000-318.

Frequently Asked Questions

What is a KEO Center Drill used for?

A KEO Center Drill creates precise conical starting holes in workpieces for lathe centers or subsequent drilling operations. It is commonly used in metalworking and machining applications to ensure accurate alignment and reduce drill bit wandering.

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

The KEO Center Drill #4 1/2 is a plain-type, double-end tool made from high-speed steel. It has a 90° angle and a 2 1/2-inch overall length. The manufacturer part number is 906-000-318. This design allows for extended tool life by providing two usable ends.

Where to buy KEO Center Drills worldwide?

KEO Center Drills are available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on the #4 1/2 plain-type center drill.

How to select the right KEO Center Drill size?

Select a KEO Center Drill size based on the workpiece diameter and the center hole required for your lathe or machining operation. The #4 1/2 size with a 90° angle suits general-purpose work. Always match the drill's overall length and shank to your toolholder for proper alignment.

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, 90°, 2 1/8 in Overall Lg, High Speed Steel (MPN 906-000-118)
KEO
KEO Center Drill: Plain Type, #4, 90°, 2 1/8 in Overall Lg, High Speed Steel (MPN 906-000-118)
KEO Center Drill: Plain Type, #4 1/2, 60°, 6 in Overall Lg, High Speed Steel (MPN 907-000-135)
KEO
KEO Center Drill: Plain Type, #4 1/2, 60°, 6 in Overall Lg, High Speed Steel (MPN 907-000-135)
KEO Center Drill: Plain Type, #4 1/2, 60°, 5 in Overall Lg, High Speed Steel (MPN 907-000-130)
KEO
KEO Center Drill: Plain Type, #4 1/2, 60°, 5 in Overall Lg, High Speed Steel (MPN 907-000-130)
KEO Center Drill: Plain Type, #4, 60°, 4 in Overall Lg, High Speed Steel (MPN 907-000-109)
KEO
KEO Center Drill: Plain Type, #4, 60°, 4 in Overall Lg, High Speed Steel (MPN 907-000-109)
KEO Center Drill: Plain Type, #4, 60°, 3 in Overall Lg, High Speed Steel (MPN 907-000-104)
KEO
KEO Center Drill: Plain Type, #4, 60°, 3 in Overall Lg, High Speed Steel (MPN 907-000-104)
KEO Center Drill: Plain Type, #4 1/2, 60°, 4 in Overall Lg, High Speed Steel (MPN 907-000-125)
KEO
KEO Center Drill: Plain Type, #4 1/2, 60°, 4 in Overall Lg, High Speed Steel (MPN 907-000-125)

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