HELI-COIL Screw Thread Insert STI Tap: Straight Fute, 1 3/8"-6 UNC, H6 / 3B, 6 Flute
The HELI-COIL Screw Thread Insert STI Tap: Straight Flute is a general-purpose STI tap designed for threading holes to accept HELI-COIL screw thread inserts. This tap features a 1 3/8"-6 UNC size, H6 / 3B thread…
SKU 3G-OTH-262010
Also listed as: 818722 · 8187 22
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 HELI-COIL Screw Thread Insert STI Tap: Straight Flute is a general-purpose STI tap designed for threading holes to accept HELI-COIL screw thread inserts. This tap features a 1 3/8"-6 UNC size, H6 / 3B thread class, 6 flutes, and a plug chamfer, with manufacturer part number 8187-22.
Frequently Asked Questions
What is the HELI-COIL Screw Thread Insert STI Tap used for?
The HELI-COIL Screw Thread Insert STI Tap is used to cut internal threads in holes to accept HELI-COIL screw thread inserts. It is a general-purpose tap for industrial applications requiring strong, wear-resistant threads in materials like aluminum, cast iron, and steel.
What are the specifications of the HELI-COIL STI Tap 8187-22?
The HELI-COIL STI Tap 8187-22 has a 1 3/8"-6 UNC size, H6 / 3B thread class, 6 flutes, and a plug chamfer. It is a straight-flute, general-purpose tap designed for threading holes to accept HELI-COIL inserts. The tap is made by HELI-COIL.
Where to buy the HELI-COIL STI Tap 8187-22 worldwide?
You can source the HELI-COIL STI Tap 8187-22 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.
How to select the correct STI tap for HELI-COIL inserts?
Select an STI tap that matches the insert's thread size and class. For the HELI-COIL 8187-22 tap, use it with 1 3/8"-6 UNC inserts requiring H6 / 3B tolerance. Ensure the tap has a plug chamfer for through-hole threading. Always follow HELI-COIL installation guidelines for best results.
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Common applications for HELI-COILHELI-COIL Products
3G Electric supplies HELI-COIL general purpose sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
