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KEO Center Drill: Plain Type Hey, #8, 60°, 3 1/2 in Overall Lg - Plain-Tip Hey-Type Center Drills
KEOPlain-Tip Hey-Type Center Drills

KEO Center Drill: Plain Type Hey, #8, 60°, 3 1/2 in Overall Lg

The KEO Center Drill: Plain Type Hey is a double-end, plain-tip hey-type center drill with a #8 size, 60° angle, and 3 1/2 in overall length. It features an AlTiN coated high-speed steel construction (MPN 906-001-905).

SKU 3G-OTH-185869

Brand
KEO
Item
Center Drill: Plain Type Hey, #8, 60°, 3 1/2 in Overall Lg
Category
Plain-Tip Hey-Type Center Drills
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Technical Specifications

KEO
Manufacturer Part Number
906-001-905
Type
#8, 60°, AlTiN Coated High Speed Steel
Overall Lg
3 1/2 in
End Type
Double End
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Center Drill: Plain Type Hey is a double-end, plain-tip hey-type center drill with a #8 size, 60° angle, and 3 1/2 in overall length. It features an AlTiN coated high-speed steel construction (MPN 906-001-905).

Frequently Asked Questions

What is the KEO Center Drill: Plain Type Hey used for?

The KEO Center Drill: Plain Type Hey is used to create precise conical starting holes in workpieces for lathe turning or grinding operations. It is commonly applied in metalworking and machining industries to support workpiece alignment between centers, ensuring accuracy during rotational processes.

What are the specifications of the KEO Center Drill: Plain Type Hey?

This KEO center drill is a double-end, plain-tip hey-type with a #8 size, 60° angle, and 3 1/2 in overall length. It is made of AlTiN coated high-speed steel (MPN 906-001-905). The double-end design allows extended tool life by providing two usable ends.

Where to buy the KEO Center Drill: Plain Type Hey worldwide?

You can source the KEO Center Drill: Plain Type Hey (MPN 906-001-905) through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable procurement for your machining operations.

How to select the correct KEO Center Drill size for a lathe?

Select the KEO center drill size based on the workpiece diameter and the center hole required. For general lathe work, match the drill size to the spindle center's taper. The #8 size with a 60° angle suits medium-duty applications. Always verify the overall length and coating (AlTiN) for material compatibility.

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 hey-type 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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