OSG Spiral Point Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer
The OSG Spiral Point Tap (3/8"-16 UNC, MPN 1231600) is a general-purpose spiral-point tap with an H3 / 2B-3B tolerance, plug chamfer, and 3-flute design in high-speed steel. 3G Electric interprets this demand and…
SKU 3G-OTH-215381
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Product Description
The OSG Spiral Point Tap (3/8"-16 UNC, MPN 1231600) is a general-purpose spiral-point tap with an H3 / 2B-3B tolerance, plug chamfer, and 3-flute design in high-speed steel. 3G Electric interprets this demand and sources the exact OEM specification, providing accountability across 14 industrial departments — with specialist depth in cutting tools and controls.
Frequently Asked Questions
What is the OSG spiral point tap 3/8-16 UNC used for?
This OSG spiral point tap is used for threading blind or through holes in ferrous and non-ferrous materials. Its 3-flute design pushes chips forward, making it ideal for production tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG 1231600 tap?
The OSG 1231600 is a 3/8-16 UNC spiral point tap with H3 / 2B-3B tolerance, 3 flutes, plug chamfer, and high speed steel construction. It is designed for general purpose threading and is suitable for both 2B and 3B class fits.
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 facility. Contact us for availability and lead time on the OSG 1231600 spiral point tap.
How to select the correct OSG tap for a threading application?
Select an OSG tap based on thread size, pitch, material, and hole type. For through holes, a spiral point tap like the 3/8-16 UNC is ideal. Match the tap tolerance (H3) to the required thread class (2B or 3B). Consult OSG's technical data for material-specific speeds and feeds.
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.















