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OSG Spiral Point Tap: 9/16"-12 UNC, H3 / 2B-3B, 3 Flute - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 9/16"-12 UNC, H3 / 2B-3B, 3 Flute

OSG General Purpose Spiral-Point Taps.

SKU 3G-OTH-214743

Brand
OSG
Item
Spiral Point Tap: 9/16"-12 UNC, H3 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Point Taps
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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
2857600

Technical Documents

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

Product Description

OSG General Purpose Spiral-Point Taps.

Frequently Asked Questions

What is the OSG Spiral Point Tap 2857600 used for?

The OSG Spiral Point Tap 2857600 is used for threading blind or through holes in ferrous and non-ferrous materials. Its spiral-point design pushes chips ahead, reducing clogging in production tapping applications across machining, automotive, and general manufacturing industries.

What are the specifications of the OSG 2857600 tap?

The OSG 2857600 is a 9/16"-12 UNC spiral point tap with 3 flutes and a plug chamfer. It has an H3 / 2B-3B tolerance class, suitable for general-purpose threading. The OSG brand ensures precision and durability in high-volume tapping operations.

Where to buy the OSG 2857600 tap worldwide?

3G Electric supplies the OSG 2857600 tap worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this spiral point tap to your facility. Contact us for a quote and lead time on this OSG threading tool.

How to select the correct OSG spiral point tap for UNC threads?

Select an OSG spiral point tap by matching the thread size (e.g., 9/16"-12 UNC), chamfer type (plug for through holes), and tolerance class (H3 for 2B-3B fit). Ensure the tap material suits your workpiece—OSG offers coatings for extended life in abrasive materials.

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 general purpose spiral-point taps. 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
General purpose spiral-point tap for through-hole threading in metals. Thread size 9/16"-18 UNF with H3 / 2B-3B tolerance class. Features 3 flutes and a plug chamfer. Spiral-point design pushes chips forward to reduce clogging and breakage
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General purpose spiral-point tap for through-hole threading in metals. Thread size 9/16"-18 UNF with H3 / 2B-3B tolerance class. Features 3 flutes and a plug chamfer. Spiral-point design pushes chips forward to reduce clogging and breakage
Spiral-point tap for threading through or blind holes in ferrous and non-ferrous materials. The spiral-point design pushes chips forward to reduce clogging and breakage. Thread size 7/16"-20 UNF with H3 / 2B-3B tolerance, 3 flutes, and plug chamfer
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Spiral-point tap for threading through or blind holes in ferrous and non-ferrous materials. The spiral-point design pushes chips forward to reduce clogging and breakage. Thread size 7/16"-20 UNF with H3 / 2B-3B tolerance, 3 flutes, and plug chamfer
General purpose spiral-point tap with 7/16"-14 UNC thread size, H3 / 2B-3B tolerance class, 3 flutes, and plug chamfer. Designed for threading blind or through holes in ferrous and non-ferrous materials. The spiral-point design pushes chips forward to reduce clogging and improve thread quality in production environments
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General purpose spiral-point tap with 7/16"-14 UNC thread size, H3 / 2B-3B tolerance class, 3 flutes, and plug chamfer. Designed for threading blind or through holes in ferrous and non-ferrous materials. The spiral-point design pushes chips forward to reduce clogging and improve thread quality in production environments
OSG Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2831200)
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General purpose spiral-point tap for through-hole threading in metals. The spiral-point design pushes chips forward, reducing clogging and breakage. Thread size 3/4"-16 UNF with H3 / 2B-3B tolerance, 3 flutes, and plug chamfer. Suitable for creating UNF threads in steel, aluminum, and alloys
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General purpose spiral-point tap for through-hole threading in metals. The spiral-point design pushes chips forward, reducing clogging and breakage. Thread size 3/4"-16 UNF with H3 / 2B-3B tolerance, 3 flutes, and plug chamfer. Suitable for creating UNF threads in steel, aluminum, and alloys
This spiral-point tap is designed for through-hole threading in metalworking applications. Its 3-flute, plug chamfer design pushes chips forward, making it suitable for production tapping in steel, aluminum, and alloys across machining and general manufacturing
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This spiral-point tap is designed for through-hole threading in metalworking applications. Its 3-flute, plug chamfer design pushes chips forward, making it suitable for production tapping in steel, aluminum, and alloys across machining and general manufacturing

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General purpose spiral-point tap for through-hole threading. Features a 5/16"-18 UNC thread, 2B class fit, plug chamfer, and 3-flute design. Constructed from black oxide vanadium high-speed steel for wear resistance. Suitable for threading ferrous and non-ferrous materials in production environments
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General purpose spiral-point tap for through-hole threading. Features a 5/16"-18 UNC thread, 2B class fit, plug chamfer, and 3-flute design. Constructed from black oxide vanadium high-speed steel for wear resistance. Suitable for threading ferrous and non-ferrous materials in production environments
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This OSG spiral-point tap is designed for through-hole threading in production environments. The spiral point pushes chips ahead, preventing clogging and enabling faster, cleaner threads. It features a M6x1 metric thread, D5 / 4H-6H tolerance class, 3 flutes, and a plug chamfer, suitable for general purpose machining where precise thread fit is required
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General purpose spiral-point tap for through-hole threading. Pushes chips forward to reduce clogging and breakage. Suitable for ferrous and non-ferrous materials
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General purpose spiral-point tap for through-hole threading. Pushes chips forward to reduce clogging and breakage. Suitable for ferrous and non-ferrous materials
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General purpose spiral-point tap for through-hole threading. Features a 3-flute design with plug chamfer to push chips forward. Tolerance class H2 for 2B-3B thread fit. Suitable for high-speed production tapping in steel, stainless steel, and non-ferrous materials
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