OSG Screw Thread Insert STI Tap: Spiral Fute, #8-32 UNC, H2 / 2B-3B, 3 Flute

An OSG Screw Thread Insert STI Tap is used to cut internal threads in a pre-drilled hole before installing a helical wire thread insert. It is commonly applied in aerospace, automotive, and general manufacturing to repair or reinforce stripped threads in metal components.

The OSG STI Tap has a #8-32 UNC thread size, H2 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is a spiral-flute design for efficient chip evacuation. The manufacturer part number is 8006900. This tap is designed for use with screw thread inserts.

You can source OSG STI 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 Screw Thread Insert STI Tap (MPN 8006900).

To select the correct OSG STI Tap, match the thread size and pitch (e.g., #8-32 UNC) to the insert you plan to install. Choose a bottoming chamfer for blind holes or a taper chamfer for through holes. The H2 tolerance ensures proper fit for 2B-3B class threads. Always verify the tap's flute count and coating for the workpiece material.