OSG Spiral Flute Tap: #10-24 UNC, H5 / 2B-3B, 3 Flute

The OSG spiral flute tap #10-24 UNC is designed for threading blind holes in materials such as steel and aluminum. Its spiral flute design lifts chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications where precise internal threads are required.

The OSG spiral flute tap has a #10-24 UNC thread size, H5 tolerance, and a 2B-3B class of fit. It features 3 flutes and a modified bottoming chamfer, allowing threading close to the bottom of blind holes. The manufacturer part number is 2918408, and it is designed for general purpose tapping in ferrous and non-ferrous materials.

You can source the OSG spiral flute tap #10-24 UNC 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; we provide reliable sourcing for this OSG tap and other precision tooling.

To select the correct OSG spiral flute tap for blind holes, match the thread size (e.g., #10-24 UNC) and chamfer type—modified bottoming for near-bottom threading. Ensure the tap has sufficient flute count (3 flutes) for chip evacuation. Consider material hardness and use appropriate cutting fluid. OSG taps are engineered for consistent performance in production environments.