OSG 30100901 Spiral-Point STI Tap for Steel & Stainless Steel
The OSG Screw Thread Insert STI Tap is a spiral-point tap for steel and stainless steel, specified as 5/16"-18 UNC with H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer (MPN 30100901). 3G Electric interprets this…
SKU 3G-OTH-265468
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 5/16"-18 UNC with H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer (MPN 30100901). 3G Electric interprets this demand and sources the genuine OSG tool, backed by specialist expertise across 14 industrial departments.
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 30100901 STI Tap?
The OSG 30100901 is a spiral-point STI tap with a 5/16"-18 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for threading holes in steel and stainless steel before inserting screw thread inserts. The spiral-point design pushes chips forward for through-hole applications.
Where to buy OSG STI Taps worldwide?
OSG STI Taps are available to order through 3G Electric, a global industrial equipment distributor. We source and deliver this item worldwide, handling full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.
How to select the correct OSG STI Tap for a thread insert?
Select an OSG STI Tap that matches the thread insert's size and pitch, such as 5/16"-18 UNC. Ensure the tap tolerance (e.g., H3 / 2B-3B) aligns with the insert's class. For steel and stainless steel, use a spiral-point tap for through holes. Always verify the tap's chamfer type and flute count for your application.
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.
