OSG Spiral Flute Tap: #8-32 UNC, H5 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2917801)

The OSG spiral flute tap #8-32 UNC is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications where precise internal threading is required.

The OSG spiral flute tap has a #8-32 UNC thread size, H5 tolerance for the tap, and 2B class of fit for the threaded hole. It features 3 flutes and a modified bottoming chamfer, allowing threading close to the bottom of blind holes. The manufacturer part number is 2917801.

You can source OSG spiral flute taps 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 on the OSG spiral flute tap #8-32 UNC (MPN 2917801).

To select the correct OSG spiral flute tap for blind holes, match the thread size (e.g., #8-32 UNC) and class of fit (e.g., 2B) to your application. Choose a modified bottoming chamfer for threading close to the hole bottom. Ensure the tap material suits your workpiece—OSG taps are available for steel, aluminum, and cast iron.