OSG Spiral Flute Tap: 3/8"-16 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 0138008)
SKU 3G-OTH-218775
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Frequently Asked Questions
What is the OSG spiral flute tap 0138008 used for?
The OSG spiral flute tap 0138008 is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG spiral flute tap 0138008?
The OSG spiral flute tap has a 3/8"-16 UNC thread size, H5 tolerance, and a bottoming chamfer for threading to the bottom of blind holes. It features 3 flutes and is designed for steel and stainless steel. The manufacturer part number is 0138008.
Where to buy the OSG spiral flute tap 0138008 worldwide?
You can source the OSG spiral flute tap 0138008 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 correct OSG tap for steel threading?
For steel threading, select a tap with the correct thread size, pitch, and chamfer type. The OSG spiral flute tap 0138008 is ideal for blind holes in steel and stainless steel. Ensure the tap tolerance (H5) matches your required thread class (2B-3B). Use proper cutting fluid and speed for best results.
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3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















