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
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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.
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Common applications for OSGOSG 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.















