OSG Thread Forming Tap: 1/4"-20 UNC, H10 / 2B, Plug Chamfer
SKU 3G-OTH-238290
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Frequently Asked Questions
What is the OSG Thread Forming Tap 1/4"-20 UNC used for?
The OSG Thread Forming Tap 1/4"-20 UNC is used to create internal threads in ductile materials like aluminum, brass, and low-carbon steel without cutting chips. It is ideal for automotive, aerospace, and general manufacturing applications requiring strong, burr-free threads.
What are the specifications of the OSG Thread Forming Tap 33WT71?
The OSG Thread Forming Tap 33WT71 has a 1/4"-20 UNC thread size, H10 / 2B tolerance, plug chamfer, and black oxide cobalt finish. It is designed for general purpose thread forming in materials up to 850 °C hardness. The manufacturer part number is 1400127701.
Where to buy OSG Thread Forming Tap 33WT71 worldwide?
You can source the OSG Thread Forming Tap 33WT71 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.
How to select the correct OSG thread forming tap for my application?
Select the OSG thread forming tap based on material type, thread size, and tolerance. For ductile materials like aluminum, use a plug chamfer tap with H10 / 2B tolerance. Ensure the tap matches your hole size and thread depth requirements. Consult OSG's technical data for optimal performance.
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Common applications for OSGOSG Products
3G Electric supplies OSG general purpose thread-forming taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















