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KEO Left-Hand Bell-Tip Center Drill - Left-Hand Bell-Tip Center Drills
KEOLeft-Hand Bell-Tip Center Drills

KEO Left-Hand Bell-Tip Center Drill

The KEO Center Drill is a left-hand bell-tip center drill, model #20 with a 60° angle and 3 3/4 in overall length, made from high-speed steel. This double-end tool (MPN 906-000-283) is designed for industrial…

SKU 3G-OTH-196359

Also listed as: 906000283 · 906 000 283

Brand
KEO
Item
Left-Hand Bell-Tip Center Drill
Category
Left-Hand Bell-Tip Center Drills
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Technical Specifications

KEO
Manufacturer Part Number
906-000-283

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

Product Description

The KEO Center Drill is a left-hand bell-tip center drill, model #20 with a 60° angle and 3 3/4 in overall length, made from high-speed steel. This double-end tool (MPN 906-000-283) is designed for industrial drilling applications requiring a bell-type configuration.

Frequently Asked Questions

What is the KEO Center Drill Bell Type #20 used for?

The KEO Center Drill Bell Type #20 is used for creating precise 60° center holes in workpieces for lathe turning or grinding operations. Its left-hand design suits specific machine spindle rotations, and the bell tip provides clearance for tailstock centers. Common in metalworking and toolroom applications.

What are the specifications of the KEO Center Drill Bell Type #20?

The KEO Center Drill is a double-end, left-hand bell-tip tool, size #20, with a 60° included angle and 3 3/4 in overall length. It is made from high-speed steel (HSS) and carries manufacturer part number 906-000-283. The bell-type configuration allows for stable center drilling in industrial setups.

Where to buy the KEO Center Drill Bell Type #20 worldwide?

3G Electric supplies the KEO Center Drill Bell Type #20 (MPN 906-000-283) to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this left-hand bell-tip center drill.

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

To select the correct KEO Center Drill, match the drill size (#20) to the workpiece center hole diameter required. Verify the included angle (60°) matches your lathe center, and confirm the rotation direction—left-hand (LH) for counterclockwise spindles. The bell tip provides clearance; ensure overall length (3 3/4 in) suits your tailstock travel.

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 left-hand bell-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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Cross-referenced by specification & description
KEO Center Drill: Bell Type, #18, 60°, 3 1/2 in Overall Lg, LH, High Speed Steel (MPN 906-000-273)
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KEO Center Drill: Bell Type, #15, 60°, 2 3/4 in Overall Lg, LH, High Speed Steel (MPN 906-000-246)
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KEO Center Drill: Bell Type, #13, 60°, 2 in Overall Lg, LH, High Speed Steel (MPN 906-000-228)
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KEO Center Drill: Bell Type, #16, 60°, 3 in Overall Lg, LH, High Speed Steel (MPN 906-000-255)
KEO Center Drill: Bell Type, #14, 60°, 2 1/8 in Overall Lg, LH, High Speed Steel (MPN 906-000-237)
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KEO Center Drill: Bell Type, #14, 60°, 2 1/8 in Overall Lg, LH, High Speed Steel (MPN 906-000-237)
KEO Center Drill: Bell Type, #17, 60°, 3 1/4 in Overall Lg, LH, High Speed Steel (MPN 906-000-264)
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KEO Center Drill: Bell Type, #17, 60°, 3 1/4 in Overall Lg, LH, High Speed Steel (MPN 906-000-264)

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This left-hand bell-tip center drill is used to create 60° center holes in workpieces for lathe operations. It is a #11 double-end tool with a 1-1/4 in overall length, made of high-speed steel. Suitable for machining applications requiring a bell-shaped countersink, commonly in tool and die making and general metalworking where left-hand rotation is needed
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This left-hand bell-tip center drill is used to create 60° center holes in workpieces for lathe operations. It is a #11 double-end tool with a 1-1/4 in overall length, made of high-speed steel. Suitable for machining applications requiring a bell-shaped countersink, commonly in tool and die making and general metalworking where left-hand rotation is needed
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Left-hand bell-tip center drill with a 60° included angle and 2-inch overall length. Made from AlTiN-coated high-speed steel for reduced friction and heat. Used for creating accurate starting points for drilling, reaming, or turning operations on lathes and milling machines
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KEO Center Drill: Bell Type, #12, 60°, 1 7/8 in Overall Lg, LH, AlTiN Coated High Speed Steel (MPN 906-001-880)
KEO Center Drill: Bell Type, #20, 60°, 3 3/4 in Overall Lg, LH, AlTiN Coated High Speed Steel (MPN 906-001-838)
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KEO Center Drill: Bell Type, #20, 60°, 3 3/4 in Overall Lg, LH, AlTiN Coated High Speed Steel (MPN 906-001-838)
KEO Center Drill: Bell Type, #15, 60°, 2 3/4 in Overall Lg, LH, TiN Coated High Speed Steel (MPN 906-001-112)
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KEO Center Drill: Bell Type, #19, 60°, 3 5/8 in Overall Lg, LH, High Speed Steel (MPN 906-000-278)
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KEO Center Drill: Bell Type, #19, 60°, 3 5/8 in Overall Lg, LH, High Speed Steel (MPN 906-000-278)
KEO Center Drill: Bell Type, #16, 60°, 3 in Overall Lg, LH, TiN Coated High Speed Steel (MPN 906-001-133)
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KEO Center Drill: Bell Type, #16, 60°, 3 in Overall Lg, LH, TiN Coated High Speed Steel (MPN 906-001-133)