OSG Screw Thread Insert STI Tap: Spiral Fute, M2x0.4 Metric, D2 / 2B-3B, 2 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 strengthen threads in softer materials like aluminum or cast iron.

This OSG STI Tap has a metric M2x0.4 thread size, a D2 / 2B-3B tolerance class, 2 spiral flutes, and is made from high-speed steel. The manufacturer part number is 10900100. It is designed for cutting threads that accept screw thread inserts.

3G Electric supplies OSG STI Taps worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner, we provide genuine OSG cutting tools like the M2x0.4 spiral-flute tap to industrial buyers across multiple sectors, ensuring compliance with international shipping requirements.

To select the correct OSG STI Tap, match the tap's thread size and pitch to the thread insert's specifications. For example, an M2x0.4 tap is used with an M2 thread insert. Verify the hole size per insert manufacturer guidelines and choose the proper flute style—spiral flute for blind holes, spiral point for through holes.