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KEO Plain-Tip Center Drill - Plain-Tip Center Drills
KEOPlain-Tip Center Drills

KEO Plain-Tip Center Drill

The KEO Center Drill is a plain-type, double-end center drill made of high-speed steel. It features a #4 1/2 size, a 90° angle, and a 6-inch overall length (MPN 907-000-139). This product is designed for creating…

SKU 3G-OTH-182846

Also listed as: 907000139 · 907 000 139

Brand
KEO
Item
Plain-Tip Center Drill
Part Number
907-000-139
Category
Plain-Tip Center Drills
Available to Order
Also known as:907-000-139KEO
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

KEO
Manufacturer Part Number
907-000-139
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 of high-speed steel. It features a #4 1/2 size, a 90° angle, and a 6-inch overall length (MPN 907-000-139). This product is designed for creating center holes in workpieces for machining operations.

Frequently Asked Questions

What is a KEO Center Drill used for?

A KEO Center Drill creates precise center holes in workpieces for lathe or milling operations. This plain-type, double-end HSS drill with a 90° angle and #4 1/2 size supports accurate alignment and reduces runout during machining.

What are the specifications of the KEO Center Drill 907-000-139?

The KEO Center Drill 907-000-139 is a plain-type, double-end high-speed steel tool. It has a #4 1/2 size, a 90° included angle, and a 6-inch overall length. The double-end design provides two usable cutting ends for extended service life.

Where to buy KEO Center Drills worldwide?

3G Electric supplies KEO Center Drills worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the KEO 907-000-139 or other center drill sizes.

How to select the right KEO Center Drill size?

Select a KEO Center Drill size based on the workpiece diameter and required center hole depth. The #4 1/2 size suits medium-duty work. For larger or smaller applications, choose a size that matches the lathe center's taper and the workpiece's weight.

Used in

Common applications for KEO
General machining — KEO single-flute countersinks for deburring and chamfering holes in steel and aluminum.
Automotive repair — KEO 82° countersinks for creating seats for flathead screws in engine and chassis components.
Aerospace manufacturing — KEO TiAlN-coated carbide countersinks for precision chamfering of fastener holes in hard alloys.
MRO operations — KEO left-hand keyseat cutters for milling keyways in shafts during equipment repair.
Metal fabrication — KEO 90° countersinks for chamfering plate and structural steel before welding.
Machine shop — KEO 100° countersinks for deburring cross-drilled holes in hydraulic manifolds.
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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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