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KEO Center Drill: Plain Type, #4 1/2, 60°, 6 in Overall Lg - Plain-Tip Center Drills
KEOPlain-Tip Center Drills

KEO Center Drill: Plain Type, #4 1/2, 60°, 6 in Overall Lg

The KEO Center Drill: Plain Type is a double-end, plain-tip center drill from KEO. It features a #4 1/2 size, 60° angle, 6-inch overall length, and is made of TiN-coated high-speed steel (MPN 907-000-136).

SKU 3G-OTH-182825

Also listed as: 907000136 · 907 000 136

Brand
KEO
Item
Center Drill: Plain Type, #4 1/2, 60°, 6 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
907-000-136
Type
#4 1/2, 60°, TiN Coated High Speed Steel
Overall Lg
6 in
End Type
Double End

Technical Documents

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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Center Drill: Plain Type is a double-end, plain-tip center drill from KEO. It features a #4 1/2 size, 60° angle, 6-inch overall length, and is made of TiN-coated high-speed steel (MPN 907-000-136).

Frequently Asked Questions

What is a KEO center drill plain type used for?

A KEO center drill plain type creates precise conical starting holes in workpieces for lathe turning or grinding operations. The 60° angle and TiN-coated high-speed steel construction provide durability and accuracy in machining applications across industries.

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

The KEO center drill #4 1/2 is a double-end, plain-tip design with a 60° included angle, 6-inch overall length, and TiN-coated high-speed steel. The manufacturer part number is 907-000-136. It is suitable for creating center holes in metalworking.

Where to buy KEO center drill #4 1/2 worldwide?

3G Electric supplies the KEO center drill #4 1/2 (MPN 907-000-136) to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this precision tool.

How to select the right center drill size for a workpiece?

Select a center drill size based on the workpiece diameter and the required center hole dimensions. The #4 1/2 size from KEO is suitable for medium-duty applications. Always match the drill angle (e.g., 60°) to the lathe center angle for proper seating and 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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