OSG Spiral Flute Tap: 1/4"-28 UNF, 2B, 3 Flute, Bottoming Chamfer
The OSG Spiral Flute Tap (1/4"-28 UNF) is a general-purpose tap with a 2B thread class, bottoming chamfer, and 3-flute design, made from high-speed steel (MPN 2985700). 3G Electric interprets your demand for this…
SKU 3G-OTH-230999
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Product Description
The OSG Spiral Flute Tap (1/4"-28 UNF) is a general-purpose tap with a 2B thread class, bottoming chamfer, and 3-flute design, made from high-speed steel (MPN 2985700). 3G Electric interprets your demand for this specific cutting tool, sources it from OSG, and provides a quote with dedicated support across 14 industrial departments — with specialist depth in combustion, pumps, and controls.
Frequently Asked Questions
What is the OSG spiral flute tap 2985700 used for?
The OSG spiral flute tap (MPN 2985700) is used for threading blind holes in materials such as steel and aluminum. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is ideal for general-purpose tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG spiral flute tap 2985700?
The OSG spiral flute tap has a thread size of 1/4"-28 UNF, a 2B class of fit, 3 flutes, and a bottoming chamfer. It is made from high-speed steel (HSS) and is designed for general-purpose threading. The manufacturer part number is 2985700.
Where to buy OSG spiral flute tap 2985700 worldwide?
You can source the OSG spiral flute tap 2985700 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.
How to select the right OSG spiral flute tap for blind holes?
For blind holes, choose a bottoming chamfer tap like the OSG 2985700 to thread close to the hole bottom. Ensure the tap has a spiral flute design to evacuate chips upward. Match the thread size (1/4"-28 UNF) and class of fit (2B) to your application requirements.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















