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KEO Center Drill: Radius Type, #4, 60°, 2 1/8 in Overall Lg - High-Precision Radius-Tip Center Drills
KEOHigh-Precision Radius-Tip Center Drills

KEO Center Drill: Radius Type, #4, 60°, 2 1/8 in Overall Lg

The KEO Center Drill: Radius Type is a high-precision radius-tip center drill, model #4 with a 60° angle and 2 1/8 in overall length. It is made of TiN coated high speed steel and is a double-end tool, manufactured…

SKU 3G-OTH-199472

Also listed as: 906000108 · 906 000 108

Brand
KEO
Item
Center Drill: Radius Type, #4, 60°, 2 1/8 in Overall Lg
Category
High-Precision Radius-Tip Center Drills
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Technical Specifications

KEO
Manufacturer Part Number
906-000-108
Type
#4, 60°, TiN Coated High Speed Steel
Overall Lg
2 1/8 in

Technical Documents

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

Product Description

The KEO Center Drill: Radius Type is a high-precision radius-tip center drill, model #4 with a 60° angle and 2 1/8 in overall length. It is made of TiN coated high speed steel and is a double-end tool, manufactured by KEO under part number 906-000-108.

Frequently Asked Questions

What is a KEO Center Drill: Radius Type used for?

A KEO Center Drill: Radius Type creates precise conical starting holes for lathe work or to support workpieces between centers. Its radius tip reduces stress concentration, making it ideal for high-precision machining applications across industries like automotive and aerospace.

What are the specifications of the KEO Center Drill #4 906-000-108?

The KEO Center Drill #4 906-000-108 has a 60° angle, 2 1/8 in overall length, and is double-ended. It is made of TiN coated high speed steel for extended tool life. This radius-type center drill is manufactured by KEO and is designed for precision workholding setups.

Where to buy KEO Center Drill 906-000-108 worldwide?

3G Electric supplies the KEO Center Drill 906-000-108 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine KEO tooling and support your procurement needs across 14 industrial departments.

How to select the right KEO center drill size for a lathe?

Select a KEO center drill size based on the workpiece diameter and the required center hole dimensions. For general lathe work, match the drill's body diameter to the workpiece's center hole specification. The #4 size with 60° angle suits medium-duty applications. Always consult the manufacturer's recommendations for optimal results.

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 high-precision radius-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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