OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-28 UNF, H3 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap (MPN 0146301) is a spiral-flute tap for steel and stainless steel, sized 1/4"-28 UNF with a H3 / 2B-3B tolerance and bottoming chamfer. It features 3 flutes and is designed for…
SKU 3G-OTH-244360
- 6–10 business days door-to-door; Bea Cukai clearance typically 3–5 business days.
- Invoicing in IDR or USD. Bank transfer and corporate PO accepted.
- Dikirim ke: Jakarta, Surabaya, Bandung, Medan, Batam
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Deskripsi Produk
The OSG Screw Thread Insert STI Tap (MPN 0146301) is a spiral-flute tap for steel and stainless steel, sized 1/4"-28 UNF with a H3 / 2B-3B tolerance and bottoming chamfer. It features 3 flutes and is designed for threading holes that will accept screw thread inserts.
Supplied to Indonesia — compatible with 50 Hz installations. DHL Express delivery to Jakarta, Surabaya, Bandung, customs and duties handled door-to-door.
Pertanyaan yang Sering Diajukan
What is an OSG Screw Thread Insert STI Tap used for?
An OSG Screw Thread Insert STI Tap cuts internal threads in steel and stainless steel to accept helical wire thread inserts. It is used in industrial maintenance and production to repair or reinforce tapped holes, ensuring strong, wear-resistant threads in demanding applications.
What are the specifications of the OSG 1/4"-28 UNF STI Tap?
This OSG STI tap has a 1/4"-28 UNF thread size, H3 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is designed for spiral-flute tapping in steel and stainless steel. The manufacturer part number is 0146301.
Where to buy OSG STI taps for worldwide delivery?
3G Electric supplies OSG STI taps like the 1/4"-28 UNF model (0146301) to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other OSG cutting tools.
How to select the correct STI tap for thread repair?
Select an STI tap that matches the thread size and pitch of the insert you will install. For steel and stainless steel, use a spiral-flute tap like this OSG 1/4"-28 UNF with bottoming chamfer for blind holes. Ensure the tap tolerance (H3 / 2B-3B) aligns with your required thread class.
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3G Electric memasok OSG spiral-flute sti taps for steel & stainless steel. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.















