OSG Spiral Point Tap: 1/4"-28 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer
The OSG Spiral Point Tap (1/4"-28 UNF, MPN 1225608) is a general-purpose spiral-point tap with a plug chamfer, TiCN-coated high-speed steel construction, and three flutes. It is specified as H2 / 2B-3B class of fit…
SKU 3G-OTH-214925
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Product Description
The OSG Spiral Point Tap (1/4"-28 UNF, MPN 1225608) is a general-purpose spiral-point tap with a plug chamfer, TiCN-coated high-speed steel construction, and three flutes. It is specified as H2 / 2B-3B class of fit, designed for through-hole threading in a range of materials.
Frequently Asked Questions
What is the OSG spiral point tap 1/4-28 UNF used for?
This OSG spiral point tap is designed for threading blind or through holes in ferrous and non-ferrous materials. Its TiCN coating and spiral point geometry push chips forward, making it ideal for high-speed production tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG 1225608 tap?
The OSG 1225608 is a 1/4-28 UNF spiral point tap with a H2 / 2B-3B thread class, 3 flutes, and a plug chamfer. It is made from high-speed steel with a TiCN coating. This general-purpose tap is suitable for threading in steel, aluminum, and cast iron.
Where to buy OSG taps in worldwide?
You can source OSG taps, including the 1225608 model, through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.
How to select the correct OSG tap for a threading application?
Select an OSG tap based on material, hole type, and thread class. For through holes, use a spiral point tap like this 1/4-28 UNF model. Match the thread class (e.g., H2 / 2B-3B) to your tolerance requirements. Consider coating—TiCN suits abrasive materials. Always verify thread size and pitch.
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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.














