OSG Spiral Point Tap: 1/4"-28 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer
The OSG Spiral Point Tap (1/4"-28 UNF) is a general-purpose spiral-point tap with a plug chamfer, made from high-speed steel. It features 2 flutes and is rated H2 / 2B-3B (MPN 1225400).
SKU 3G-OTH-215570
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Product Description
The OSG Spiral Point Tap (1/4"-28 UNF) is a general-purpose spiral-point tap with a plug chamfer, made from high-speed steel. It features 2 flutes and is rated H2 / 2B-3B (MPN 1225400).
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 the OSG spiral point tap 1/4"-28 UNF used for?
The OSG spiral point tap is used for threading blind or through holes in ferrous and non-ferrous materials. Its spiral point design pushes chips ahead, reducing clogging. It is ideal for general-purpose tapping in automotive, aerospace, and general manufacturing applications requiring UNF threads.
What are the specifications of the OSG spiral point tap MPN 1225400?
The OSG spiral point tap has a 1/4"-28 UNF thread size, H2 / 2B-3B tolerance, 2 flutes, and a plug chamfer. It is made of high-speed steel. The manufacturer part number is 1225400. This tap is designed for general-purpose threading in a range of materials.
Where to buy OSG spiral point taps worldwide?
You can source OSG spiral point taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG 1225400 tap.
How to select the correct OSG spiral point tap for my application?
Select the OSG spiral point tap based on thread size, pitch, and material. For 1/4"-28 UNF threads, use the H2 / 2B-3B tolerance tap for general-purpose work. Ensure the tap matches your hole type (blind or through) and material hardness. Consult OSG's technical data for optimal performance.
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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.















