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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-215402

Brand
OSG
Item
Spiral Point Tap: 9/16"-12 UNC, H3 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Point Taps
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
2857601

Technical Documents

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

Product Description

OSG General Purpose Spiral-Point Taps.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the OSG Spiral Point Tap 2857601 used for?

The OSG Spiral Point Tap 2857601 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 Spiral Point Tap 2857601?

The OSG Spiral Point Tap 2857601 has a 9/16"-12 UNC thread, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a general-purpose spiral-point tap designed for consistent thread quality in production environments.

Where to buy the OSG Spiral Point Tap 2857601 worldwide?

3G Electric supplies the OSG Spiral Point Tap 2857601 worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this and other OSG cutting tools across our 14 industrial departments.

How to select the correct OSG spiral point tap for a job?

Select an OSG spiral point tap based on thread size, pitch, material, and hole type. For the 2857601, use it for UNC threads in blind or through holes. Match the H limit (H3) to your required thread class (2B-3B) and ensure proper cutting speed and lubrication for the workpiece material.

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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General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Thread size 5/16"-18 UNC with H7 / 2B-3B tolerance class. Features 3 flutes and plug chamfer. Chip-pushing geometry reduces clogging and improves thread quality
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