OSG Spiral Point Tap: 1/4"-28 UNF, H2 / 2B-3B, 2 Flute, Bottoming Chamfer
The OSG Spiral Point Tap (1/4"-28 UNF, MPN 1225500) is a general-purpose, bottoming-chamfer tap made from high-speed steel with an H2 / 2B-3B tolerance class and 2 flutes. 3G Electric interprets this demand and…
SKU 3G-OTH-214640
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Product Description
The OSG Spiral Point Tap (1/4"-28 UNF, MPN 1225500) is a general-purpose, bottoming-chamfer tap made from high-speed steel with an H2 / 2B-3B tolerance class and 2 flutes. 3G Electric interprets this demand and sources the exact OEM-specified tool, supporting your machining operations across 14 industrial departments — with specialist depth in cutting tools and controls.
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 OSG spiral point tap 1/4"-28 UNF used for?
This OSG spiral point tap is used for threading blind or through holes in metal, producing UNF threads with a bottoming chamfer. It is common in automotive, aerospace, and general machining applications where precise internal threads are required.
What are the specifications of OSG tap MPN 1225500?
The OSG spiral point tap MPN 1225500 has a 1/4"-28 UNF thread, H2 / 2B-3B tolerance, 2 flutes, bottoming chamfer, and is made of high-speed steel. It is designed for general-purpose threading in ferrous and non-ferrous materials.
Where to buy OSG spiral point tap 1/4"-28 UNF worldwide?
3G Electric supplies and delivers the OSG spiral point tap 1/4"-28 UNF worldwide. We handle full logistics and customs clearance, ensuring you receive genuine OSG cutting tools for your machining operations, regardless of your location.
How to select the correct OSG tap for UNF threads?
Select an OSG tap based on thread size (e.g., 1/4"-28 UNF), chamfer type (bottoming for blind holes), flute count, and material. For general-purpose threading in steel, a high-speed steel spiral point tap with H2 tolerance provides reliable chip evacuation and thread accuracy.
Used in
Common applications for OSGOSG 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.















