OSG Spiral Point Tap: 1/4"-20 UNC, H3 / 2B-3B, 2 Flute, Bottoming Chamfer
The OSG Spiral Point Tap (1/4"-20 UNC, MPN 1230100) is a general-purpose spiral-point tap with an H3 / 2B-3B tolerance, 2-flute design, bottoming chamfer, and high-speed steel construction. 3G Electric sources this…
SKU 3G-OTH-216306
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Product Description
The OSG Spiral Point Tap (1/4"-20 UNC, MPN 1230100) is a general-purpose spiral-point tap with an H3 / 2B-3B tolerance, 2-flute design, bottoming chamfer, and high-speed steel construction. 3G Electric sources this and thousands of other industrial cutting tools across 14 departments, with specialist expertise in combustion, pumps, and controls to ensure you get the right solution.
Frequently Asked Questions
What is the OSG spiral point tap 1/4-20 UNC used for?
The OSG spiral point tap is used for threading blind or through holes in ferrous and non-ferrous materials. Its bottoming chamfer allows threading close to the bottom of a blind hole, while the spiral point design pushes chips forward, reducing chip clogging in production environments.
What are the specifications of the OSG 1/4-20 UNC spiral point tap?
This OSG tap has a 1/4-20 UNC thread size, H3 / 2B-3B tolerance, 2 flutes, bottoming chamfer, and is made from high speed steel. The manufacturer part number is 1230100. It is designed for general purpose threading in machine or manual applications.
Where to buy OSG taps in worldwide?
You can source OSG 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 spiral point tap MPN 1230100.
How to select the correct OSG tap for a threading application?
Select an OSG tap based on thread size (e.g., 1/4-20 UNC), material type, and hole configuration. For blind holes, use a bottoming chamfer tap like this model. For through holes, a plug or taper chamfer may suffice. Always match the tap tolerance (H3) to the required thread class (2B-3B).
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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.















