OSG Screw Thread Insert STI Tap: Spiral Point, 3/4"-10 UNC, H3 / 2B-3B, 4 Flute
The OSG Screw Thread Insert STI Tap is a spiral-point tap for multiple materials, specified as 3/4"-10 UNC with H3 / 2B-3B tolerance, 4-flute design, and plug chamfer (MPN 31403201). 3G Electric interprets this…
SKU 3G-OTH-284756
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The OSG Screw Thread Insert STI Tap is a spiral-point tap for multiple materials, specified as 3/4"-10 UNC with H3 / 2B-3B tolerance, 4-flute design, and plug chamfer (MPN 31403201). 3G Electric interprets this demand and sources the genuine OSG tap, backed by specialist expertise in cutting tools across 14 industrial departments.
Frequently Asked Questions
What is the OSG Screw Thread Insert STI Tap used for?
The OSG Screw Thread Insert STI Tap is used to cut internal threads in multiple materials for installing screw thread inserts. It is commonly applied in aerospace, automotive, and general manufacturing where strong, wear-resistant threads are required in softer base materials.
What are the specifications of the OSG 31403201 STI Tap?
The OSG 31403201 is a spiral-point STI tap with a 3/4"-10 UNC thread, H3 / 2B-3B tolerance, 4 flutes, and a plug chamfer. It is designed for threading holes that will accept screw thread inserts, ensuring precise fit and long tool life in multiple materials.
Where to buy OSG STI Taps worldwide?
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 31403201 or other STI tap sizes.
How to select the correct OSG STI Tap for a thread insert?
Select an OSG STI tap based on the insert's thread size and pitch, such as 3/4"-10 UNC. Ensure the tap tolerance (e.g., H3 / 2B-3B) matches the required class of fit. Use a plug chamfer for through holes and spiral-point geometry for efficient chip evacuation in multiple materials.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
