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OSG Spiral Point Tap: 1/2"-20 UNF, 2B+, 3 Flute, Plug Chamfer - Oversized Spiral-Point Taps
OSGOversized Spiral-Point Taps

OSG Spiral Point Tap: 1/2"-20 UNF, 2B+, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (MPN 1592608) is an oversized spiral-point tap in 1/2"-20 UNF, featuring a 2B+ thread class, plug chamfer, TiCN-coated high-speed steel construction, and 3 flutes. 3G Electric interprets this…

SKU 3G-OTH-251257

Brand
OSG
Item
Spiral Point Tap: 1/2"-20 UNF, 2B+, 3 Flute, Plug Chamfer
Category
Oversized Spiral-Point Taps
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Local availability & support

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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
1592608
Type
2B+, Plug Chamfer, TiCN Coated High Speed Steel
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Point Tap (MPN 1592608) is an oversized spiral-point tap in 1/2"-20 UNF, featuring a 2B+ thread class, plug chamfer, TiCN-coated high-speed steel construction, and 3 flutes. 3G Electric interprets this demand and sources the exact OEM-specified tool, backed by specialist depth in industrial supplies across 14 departments.

Frequently Asked Questions

What is the OSG Spiral Point Tap 1/2"-20 UNF used for?

This OSG spiral point tap is designed for through-hole threading in production environments. Its TiCN-coated high-speed steel construction and 2B+ oversized tolerance suit it for cutting threads in ferrous and non-ferrous materials, commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG Spiral Point Tap 1/2"-20 UNF?

The OSG spiral point tap has a 1/2"-20 UNF thread size, 2B+ class of fit, 3 flutes, plug chamfer, and TiCN coating on high-speed steel. The manufacturer part number is 1592608. It is an oversized tap designed for through-hole threading.

Where to buy the OSG Spiral Point Tap 1/2"-20 UNF worldwide?

3G Electric supplies the OSG spiral point tap 1/2"-20 UNF (MPN 1592608) worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct OSG spiral point tap for through-hole threading?

Select an OSG spiral point tap based on thread size, pitch, and class of fit. For through holes, a plug chamfer and TiCN coating improve tool life in harder materials. The 2B+ oversized tolerance provides tighter thread fit. Always match the tap to the material and hole depth for optimal results.

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 oversized 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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