OSG Straight Flute Tap: 1/4"-20 UNC, 2B+, 4 Flute, Bottoming Chamfer
The OSG Straight Flute Tap (1/4"-20 UNC) is an oversized hand tap with a 2B+ tolerance, bottoming chamfer, and 4-flute design, made from high-speed steel (MPN 1009100). 3G Electric interprets this demand and sources…
SKU 3G-OTH-272768
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Product Description
The OSG Straight Flute Tap (1/4"-20 UNC) is an oversized hand tap with a 2B+ tolerance, bottoming chamfer, and 4-flute design, made from high-speed steel (MPN 1009100). 3G Electric interprets this demand and sources the genuine OSG product, supporting your threading operations across 14 industrial departments with specialist depth in combustion, pumps, and controls.
Frequently Asked Questions
What is the OSG Straight Flute Tap 1/4"-20 UNC used for?
This OSG tap is used for cutting internal threads in metal components, specifically 1/4"-20 UNC threads. It is ideal for through-hole or blind-hole applications in manufacturing, automotive, and general engineering where precise thread forming is required.
What are the specifications of the OSG Straight Flute Tap 1/4"-20 UNC?
This tap has a 1/4"-20 UNC thread size, 2B+ tolerance class, 4 flutes, and a bottoming chamfer. It is made from high-speed steel (HSS) and is designed for oversized hand tapping. The manufacturer part number is 1009100.
Where to buy the OSG Straight Flute Tap 1/4"-20 UNC worldwide?
You can source the OSG Straight Flute Tap 1/4"-20 UNC from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.
How to select the correct OSG tap for threading applications?
Select a tap based on thread size, material, and hole type. For blind holes, use a bottoming chamfer tap like this OSG model. Ensure the tap matches the required thread class (e.g., 2B+) and material hardness. Consult OSG's technical data for optimal performance.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG oversized hand taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















