OSG Screw Thread Insert STI Tap: Spiral Point, 5/16"-18 UNC, H3 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap: Spiral Point (SKU 3G-OTH-265457, MPN 30100908) is a spiral-point STI tap for steel and stainless steel, with a 5/16"-18 UNC thread, H3 / 2B-3B tolerance, 3 flutes, and a plug…
SKU 3G-OTH-265457
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: Spiral Point (SKU 3G-OTH-265457, MPN 30100908) is a spiral-point STI tap for steel and stainless steel, with a 5/16"-18 UNC thread, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. 3G Electric interprets your demand for this precision threading tool, sourcing it from OSG and supporting your application across 14 industrial departments — with specialist depth in combustion, pumps, and controls as an authorised distributor.
Frequently Asked Questions
What is an OSG Screw Thread Insert STI Tap used for?
An OSG Screw Thread Insert STI Tap is used to cut internal threads in steel and stainless steel for installing screw thread inserts. It is commonly applied in automotive, aerospace, and general manufacturing where strong, wear-resistant threads are required.
What are the specifications of the OSG STI Tap 30100908?
The OSG STI Tap 30100908 is a spiral-point tap with a 5/16"-18 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for tapping steel and stainless steel to accept screw thread inserts.
Where to buy OSG STI Tap 30100908 worldwide?
You can source the OSG STI Tap 30100908 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.
How to select the correct OSG STI tap for my application?
Select an OSG STI tap based on thread size, pitch, and material. For steel and stainless steel, use a spiral-point design with H3 tolerance for 2B-3B fit. Verify the tap matches the insert manufacturer's recommendations and use proper cutting fluid for thread quality.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
