HELI-COIL Screw Thread Insert STI Tap: Straight Fute, 1 1/4"-7 UNC, H4 / 3B, 4 Flute
SKU 3G-OTH-262032
- 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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What is a HELI-COIL STI tap used for?
A HELI-COIL STI tap cuts threads for installing screw thread inserts in metal parts. It is used in automotive, aerospace, and industrial maintenance to repair stripped threads or add durable threads in softer materials like aluminum.
What are the specifications of the HELI-COIL STI tap 8187-20?
This HELI-COIL STI tap has a 1 1/4"-7 UNC thread, H4 / 3B tolerance, 4 flutes, and a plug chamfer. It is a general-purpose tap designed for straight-flute thread cutting before inserting HELI-COIL inserts.
Where to buy HELI-COIL STI taps worldwide?
3G Electric supplies HELI-COIL STI taps worldwide. We handle full logistics and customs clearance to deliver this 8187-20 tap to your facility. Contact us for pricing and lead time on this and other industrial tooling.
How to select the correct STI tap for a thread repair?
Match the STI tap to the insert size and thread class. For a 1 1/4"-7 UNC insert, use a tap with H4 / 3B tolerance and plug chamfer. Always verify the tap matches the insert manufacturer's recommendations for proper thread engagement.
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Aplikasi umum untuk HELI-COILHELI-COIL Produk
3G Electric memasok HELI-COIL general purpose sti taps. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.















