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OSG Spiral Flute Tap: 5/8"-11 UNC, H5 / 2B-3B, 4 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 5/8"-11 UNC, H5 / 2B-3B, 4 Flute

The OSG Spiral Flute Tap (5/8"-11 UNC) is a general-purpose spiral-flute tap with an H5 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer (MPN 2943201). We interpret your threading requirements, source…

SKU 3G-OTH-230359

Brand
OSG
Item
Spiral Flute Tap: 5/8"-11 UNC, H5 / 2B-3B, 4 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
2943201
Type
H5 / 2B-3B, Modified Bottoming Chamfer
Flute
4

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (5/8"-11 UNC) is a general-purpose spiral-flute tap with an H5 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer (MPN 2943201). We interpret your threading requirements, source this OSG tap, and support your machining operations across 14 industrial departments — with specialist depth in cutting tools and controls.

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 2943201 used for?

The OSG spiral flute tap 2943201 is used for threading blind holes in materials such as steel and cast iron. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly applied in automotive, aerospace, and general manufacturing where precise UNC threads are required.

What are the specifications of the OSG spiral flute tap 5/8"-11 UNC?

This OSG tap has a 5/8"-11 UNC thread size, H5 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. The spiral flute design is optimized for blind-hole threading. The manufacturer part number is 2943201. It is a general-purpose tap suitable for ferrous materials.

Where to buy OSG spiral flute tap 2943201 worldwide?

You can source the OSG spiral flute tap 2943201 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. We supply genuine OSG taps for industrial applications.

How to select the correct OSG spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap like the OSG 2943201 with a modified bottoming chamfer to thread close to the hole bottom. Ensure the tap size matches your thread specification (e.g., 5/8"-11 UNC). Use proper cutting fluid and machine speed per OSG recommendations for optimal thread quality and tool life.

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: 5/8"-11 UNC, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2943200)
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OSG Spiral Flute Tap: 3/4"-10 UNC, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2943601)
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OSG Spiral Flute Tap: 3/4"-10 UNC, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2943600)
OSG Spiral Flute Tap: 3/4"-16 UNF, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2943801)
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OSG Spiral Flute Tap: 3/4"-16 UNF, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2943801)
OSG Spiral Flute Tap: 1"-8 UNC, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2944401)
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OSG Spiral Flute Tap: 1"-8 UNC, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2944401)

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