OSG Screw Thread Insert STI Tap: Thread Forming, 3/4"-10 UNC, H9 / 2B-3B

An OSG Screw Thread Insert STI Tap is used to form internal threads in pre-drilled holes for installing helical wire thread inserts. It is commonly applied in aerospace, automotive, and general manufacturing where strong, wear-resistant threads are required in softer materials like aluminum or cast iron.

This OSG STI Tap is a thread-forming tap for 3/4"-10 UNC threads. It has a H9 / 2B-3B tolerance class and a modified bottoming chamfer. The manufacturer part number is 1626004808. It is designed to produce threads that accept standard screw thread inserts.

3G Electric supplies the OSG STI Tap 1626004808 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine OSG taps and support procurement teams across 14 industrial departments.

Select an OSG STI tap that matches the thread size and pitch of the insert, such as 3/4"-10 UNC. Use a thread-forming tap for stronger, work-hardened threads in ductile materials. Ensure the tap tolerance (e.g., H9 / 2B-3B) aligns with the required class of fit for the insert application.