OSG Screw Thread Insert STI Tap: Spiral Point, 3/8"-16 UNC, H4 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap is a spiral-point tap for steel and stainless steel, specified as 3/8"-16 UNC with an H4 / 2B-3B tolerance, 3 flutes, and a plug chamfer (MPN 30101408).
SKU 3G-OTH-265478
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
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Product Description
The OSG Screw Thread Insert STI Tap is a spiral-point tap for steel and stainless steel, specified as 3/8"-16 UNC with an H4 / 2B-3B tolerance, 3 flutes, and a plug chamfer (MPN 30101408).
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
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 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 in softer base materials.
What are the specifications of the OSG 30101408 STI Tap?
The OSG 30101408 STI Tap has a 3/8"-16 UNC thread size, H4 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a spiral-point design for steel and stainless steel. The H4 pitch diameter tolerance ensures proper fit for STI inserts, while 2B-3B class covers standard to tighter thread classes.
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 30101408 or other OSG taps.
How to select the correct OSG STI Tap for an application?
Select the OSG STI Tap based on thread size (e.g., 3/8"-16 UNC), material (steel or stainless steel), and required thread class (H4 / 2B-3B). Use a spiral-point design for through holes. Always match the tap to the specific STI insert manufacturer's recommendations for optimal 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.
