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OSG Spiral Flute Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (1/2"-20 UNF) is a general-purpose spiral-flute tap with an H3 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer (MPN 2932608). 3G Electric interprets your demand and sources this…

SKU 3G-OTH-230258

Brand
OSG
Item
Spiral Flute Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Flute Taps
Available to Order
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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
2932608
Type
H3 / 2B-3B, Modified Bottoming Chamfer
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (1/2"-20 UNF) is a general-purpose spiral-flute tap with an H3 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer (MPN 2932608). 3G Electric interprets your demand and sources this OSG tap across 14 industrial departments, with specialist depth in cutting tools and controls to ensure you get the right solution.

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 flute tap 1/2"-20 UNF used for?

This OSG spiral flute tap is designed for threading blind holes in materials such as steel and aluminum. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications where precise UNF threads are required.

What are the specifications of the OSG spiral flute tap MPN 2932608?

The OSG spiral flute tap MPN 2932608 has a thread size of 1/2"-20 UNF, with a H3 / 2B-3B tolerance class. It features 3 flutes and a modified bottoming chamfer for threading close to the bottom of blind holes. The tap is made from high-speed steel for durability and precision.

Where to buy OSG spiral flute taps worldwide?

You can source OSG spiral flute taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on this and other OSG tapping tools.

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

To select the correct OSG spiral flute tap, match the thread size (e.g., 1/2"-20 UNF) and tolerance class (H3 / 2B-3B) to your application. For blind holes, use a modified bottoming chamfer. Consider material hardness and tap coating for optimal performance. Consult OSG's technical guides for specific recommendations.

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-flute 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
OSG Spiral Flute Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2932600)
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OSG Spiral Flute Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2932600)
OSG Spiral Flute Tap: 5/8"-18 UNF, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2933400)
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OSG Spiral Flute Tap: 5/8"-18 UNF, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2933400)
OSG Spiral Flute Tap: 5/8"-18 UNF, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2933408)
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OSG Spiral Flute Tap: 5/8"-18 UNF, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2933408)
OSG Spiral Flute Tap: 3/4"-16 UNF, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2933808)
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OSG Spiral Flute Tap: 3/4"-16 UNF, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2933808)
OSG Spiral Flute Tap: 3/4"-10 UNC, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2933608)
OSG
OSG Spiral Flute Tap: 3/4"-10 UNC, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2933608)
OSG Spiral Flute Tap: 7/8"-14 UNF, H4 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2939200)
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OSG Spiral Flute Tap: 7/8"-14 UNF, H4 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2939200)

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