HELI-COIL Screw Thread Insert STI Tap: Straight Fute, 1"-14 UNF, H4 / 3B, 4 Flute
The HELI-COIL Screw Thread Insert STI Tap is a general-purpose tap with a straight flute design, specified as 1"-14 UNF, H4 / 3B, 4 Flute, Plug Chamfer (MPN 8193-16). 3G Electric interprets this demand and sources…
SKU 3G-OTH-262091
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Product Description
The HELI-COIL Screw Thread Insert STI Tap is a general-purpose tap with a straight flute design, specified as 1"-14 UNF, H4 / 3B, 4 Flute, Plug Chamfer (MPN 8193-16). 3G Electric interprets this demand and sources the exact OEM-specified tool, supporting your thread-repair or installation needs across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor.
Frequently Asked Questions
What is the HELI-COIL Screw Thread Insert STI Tap used for?
The HELI-COIL STI Tap is used to cut internal threads for installing HELI-COIL screw thread inserts. It is designed for general-purpose thread repair and reinforcement in metal components, commonly used in automotive, aerospace, and industrial maintenance applications.
What are the specifications of the HELI-COIL STI Tap 8193-16?
The HELI-COIL STI Tap model 8193-16 is a straight flute tap with a 1"-14 UNF thread size, H4/3B tolerance, 4 flutes, and a plug chamfer. It is designed for cutting threads to accept HELI-COIL inserts, ensuring precise thread engagement and strength.
Where to buy the HELI-COIL STI Tap 8193-16 worldwide?
You can source the HELI-COIL STI Tap 8193-16 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your thread repair needs.
How to select the correct HELI-COIL STI Tap for thread repair?
Select the STI tap that matches the thread size and pitch of the HELI-COIL insert you plan to install. For the 8193-16, use it with 1"-14 UNF inserts. Ensure the tap chamfer (plug) suits your application depth. Always follow HELI-COIL installation guidelines for best results.
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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.















