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OSG Spiral Point Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute

OSG General Purpose Spiral-Point Taps.

SKU 3G-OTH-214611

Brand
OSG
Item
Spiral Point Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Point Taps
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
2830008

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 1/4-20 UNC used for?

The OSG spiral point tap is designed for through-hole threading in ferrous and non-ferrous materials. Its spiral point pushes chips ahead, reducing chip clogging. Common applications include automotive, aerospace, and general manufacturing where clean, efficient UNC threads are required.

What are the specifications of the OSG tap MPN 2830008?

This OSG spiral point tap has a 1/4-20 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a general purpose tap for through-hole threading. The manufacturer part number is 2830008.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on the OSG spiral point tap MPN 2830008.

How to select the correct OSG tap for a threading application?

Select based on thread size (e.g., 1/4-20 UNC), hole type (through or blind), material, and tolerance class (H3 / 2B-3B). Spiral point taps suit through holes; spiral flute taps suit blind holes. Consult OSG's technical data for material-specific speeds and feeds.

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
OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2809408)
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OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2809408)
OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2809400)
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OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2809400)
OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2809401)
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OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2809401)
OSG Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2832208)
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OSG Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2832208)
OSG Spiral Point Tap: 1/2"-20 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2827601)
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OSG Spiral Point Tap: 1/2"-20 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2827601)
OSG Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2831208)
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OSG Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2831208)

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