OSG 1765401 Spiral-Point Extension Tap

This OSG extension tap is designed for threading blind or deep holes in steel and stainless steel. Its spiral-point design pushes chips forward, reducing clogging. The 7/16"-14 UNC size and H3 / 2B-3B tolerance make it suitable for precision internal threading in industrial manufacturing and maintenance applications.

The OSG Extension Tap (MPN 1765401) has a 7/16"-14 UNC thread size, H3 / 2B-3B tolerance class, 3-flute design, and plug chamfer. It is a spiral-point extension tap for steel and stainless steel. These specs ensure accurate threading in deep or blind holes with good chip evacuation.

3G Electric supplies the OSG Extension Tap 1765401 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver this precision threading tool to support your operations anywhere.

Select an OSG extension tap based on thread size (e.g., 7/16"-14 UNC), material (steel or stainless steel), and hole depth. For blind holes, use a spiral-point or spiral-flute design. Check the tolerance class (H3 / 2B-3B) for fit. Ensure the tap length reaches the required depth without overhang.