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OSG #6-32 UNC Spiral-Flute Extension Tap, H3 / 2B-3B, 3 Flute, Bottoming Chamfer - Spiral-Flute Extension Taps for Steel & Stainless Steel
OSGSpiral-Flute Extension Taps for Steel & Stainless Steel

OSG #6-32 UNC Spiral-Flute Extension Tap, H3 / 2B-3B, 3 Flute, Bottoming Chamfer

OSG Spiral-Flute Extension Taps for Steel & Stainless Steel.

SKU 3G-OTH-315327

Brand
OSG
Item
#6-32 UNC Spiral-Flute Extension Tap, H3 / 2B-3B, 3 Flute, Bottoming Chamfer
Category
Spiral-Flute Extension Taps for Steel & Stainless Steel
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
0143801

Technical Documents

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

Product Description

OSG Spiral-Flute Extension Taps for Steel & Stainless Steel.

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 #6-32 UNC extension tap used for?

This OSG extension tap is designed for threading #6-32 UNC holes in steel and stainless steel. Its spiral-flute design and bottoming chamfer make it ideal for through-hole or blind-hole applications where chip evacuation is critical, such as in automotive or general manufacturing.

What are the specifications of the OSG 0143801 extension tap?

The OSG 0143801 is a #6-32 UNC extension tap with a H3 / 2B-3B thread tolerance. It has 3 flutes and a bottoming chamfer, designed for steel and stainless steel. The spiral-flute geometry aids chip removal in deep or blind holes.

Where to buy OSG extension taps worldwide?

3G Electric supplies OSG extension taps like the #6-32 UNC model (MPN 0143801) worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead times.

How to select the correct OSG extension tap for stainless steel?

For stainless steel, choose a tap with a H3 tolerance and 2B-3B class fit, like the OSG #6-32 UNC extension tap. Ensure the tap has spiral flutes for chip evacuation and a bottoming chamfer for blind holes. Match the thread size and pitch to your application.

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 spiral-flute extension taps for steel & stainless steel. 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 Extension Tap: #6-32 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1766501)
OSG
OSG Extension Tap: #6-32 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1766501)
OSG Extension Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144401)
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OSG Extension Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144401)
OSG Extension Tap: #10-32 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144001)
OSG
OSG Extension Tap: #10-32 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144001)
OSG Extension Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144301)
OSG
OSG Extension Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144301)
OSG Extension Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144601)
OSG
OSG Extension Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144601)
OSG Extension Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144101)
OSG
OSG Extension Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0144101)

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