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OSG 60° Six-Flute Carbide Countersink, 5/8 in Body Dia, 706-6250-060 - Smooth-Finish Six-Flute Countersinks
OSGSmooth-Finish Six-Flute Countersinks

OSG 60° Six-Flute Carbide Countersink, 5/8 in Body Dia, 706-6250-060

OSG Smooth-Finish Six-Flute Countersinks.

SKU 3G-OTH-188251

Also listed as: 7066250060 · 706 6250 060

Brand
OSG
Item
60° Six-Flute Carbide Countersink, 5/8 in Body Dia, 706-6250-060
Category
Smooth-Finish Six-Flute Countersinks
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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

OSG
Manufacturer Part Number
706-6250-060

Technical Documents

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

Product Description

OSG Smooth-Finish Six-Flute Countersinks.

Frequently Asked Questions

What is an OSG 6-flute countersink used for?

This OSG 60° countersink with six flutes is designed for deburring and chamfering holes in metal, producing a smooth finish. It is commonly used in machining and fabrication across industries like automotive and aerospace, where precision edge finishing is critical.

What are the specifications of the OSG 706-6250-060 countersink?

The OSG 706-6250-060 is a 60° countersink with six flutes, a 5/8 in body diameter, and carbide construction. It is designed for smooth-finish applications and is manufactured by OSG, a trusted brand in cutting tools.

Where to buy OSG countersinks worldwide?

3G Electric supplies OSG countersinks like the 706-6250-060 to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine industrial tooling. Contact us for pricing and lead time on this carbide 6-flute countersink.

How to select the right countersink for metalworking?

Select a countersink based on hole angle, material, and finish requirements. For hard metals, carbide tools like this OSG 60° 6-flute model provide durability and a smooth finish. Match body diameter to your hole size and ensure flute count suits your speed and chip evacuation needs.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG smooth-finish six-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Spiral Point Tap: #6-32 UNC, H4 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2003905)
OSG
OSG Spiral Point Tap: #6-32 UNC, H4 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2003905)
General purpose spiral-point tap for through-hole threading. Made of TiCN coated high speed steel with H4 / 2B-3B tolerance, plug chamfer, and 2 flutes. Suitable for threading ferrous and non-ferrous materials in production environments
OSG
General purpose spiral-point tap for through-hole threading. Made of TiCN coated high speed steel with H4 / 2B-3B tolerance, plug chamfer, and 2 flutes. Suitable for threading ferrous and non-ferrous materials in production environments
OSG Spiral Flute Tap: #6-32 UNC, H3 / 2B-3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1412401)
OSG
OSG Spiral Flute Tap: #6-32 UNC, H3 / 2B-3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1412401)
This OSG spiral-point tap is designed for threading blind or through holes in ferrous and non-ferrous materials. The spiral-point design pushes chips ahead, reducing clogging. It features a bottoming chamfer for threading to the bottom of blind holes, with H2 / 2B-3B tolerance for standard thread fit. Made from high-speed steel, it is suitable for general-purpose tapping in manufacturing and maintenance applications
OSG
This OSG spiral-point tap is designed for threading blind or through holes in ferrous and non-ferrous materials. The spiral-point design pushes chips ahead, reducing clogging. It features a bottoming chamfer for threading to the bottom of blind holes, with H2 / 2B-3B tolerance for standard thread fit. Made from high-speed steel, it is suitable for general-purpose tapping in manufacturing and maintenance applications
This OSG spiral-point tap is designed for threading blind or through holes in ferrous and non-ferrous materials. The spiral point design pushes chips ahead, reducing chip clogging during operation. It features a #6-32 UNC thread size, H4 / 2B-3B tolerance, 2 flutes, and a plug chamfer, made from high-speed steel
OSG
This OSG spiral-point tap is designed for threading blind or through holes in ferrous and non-ferrous materials. The spiral point design pushes chips ahead, reducing chip clogging during operation. It features a #6-32 UNC thread size, H4 / 2B-3B tolerance, 2 flutes, and a plug chamfer, made from high-speed steel
General purpose spiral-point tap for threading blind or through holes in ferrous and non-ferrous materials. Spiral-point design pushes chips forward to reduce clogging and breakage. Thread size #6-40 UNF, H2 / 2B-3B tolerance, bottoming chamfer, high speed steel, 2 flutes
OSG
General purpose spiral-point tap for threading blind or through holes in ferrous and non-ferrous materials. Spiral-point design pushes chips forward to reduce clogging and breakage. Thread size #6-40 UNF, H2 / 2B-3B tolerance, bottoming chamfer, high speed steel, 2 flutes

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This OSG countersink features a 90° included angle and six flutes for smooth, chatter-free finishing. The carbide construction provides wear resistance for use in metal and composite materials. It is suited for deburring and creating chamfered holes for screw heads in precision machining applications
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This 60° countersink features six flutes for smooth cutting and reduced chatter. With a 1/4 in body diameter and carbide construction, it is suited for deburring and countersinking holes in metal, plastic, and composite materials in general machining operations
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This OSG countersink features an 82° included angle and six flutes for smooth, chatter-free operation. It is made from carbide for extended tool life. Typical applications include creating conical recesses for flat-head screws in metalworking and machining
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