HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M16x2 Metric, H3 / 4H, 4 Flute
The HELI-COIL Screw Thread Insert STI Tap: Straight Flute is a general-purpose STI tap designed for M16x2 metric threads. It features a 4-flute design with a plug chamfer and is rated H3 / 4H (MPN 4687-16).
SKU 3G-OTH-262036
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Product Description
The HELI-COIL Screw Thread Insert STI Tap: Straight Flute is a general-purpose STI tap designed for M16x2 metric threads. It features a 4-flute design with a plug chamfer and is rated H3 / 4H (MPN 4687-16).
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 for installing HELI-COIL screw thread inserts. It is designed for general-purpose applications requiring M16x2 metric threads, commonly in automotive, aerospace, and industrial maintenance.
What are the specifications of the HELI-COIL STI Tap 4687-16?
The HELI-COIL STI Tap (MPN 4687-16) is a straight-flute tap for M16x2 metric threads. It has 4 flutes, a plug chamfer, and a thread tolerance of H3 / 4H. It is designed for general-purpose use with HELI-COIL inserts.
Where to buy the HELI-COIL STI Tap 4687-16 worldwide?
You can source the HELI-COIL STI Tap 4687-16 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct HELI-COIL tap for your application.
How to select the correct HELI-COIL STI Tap for M16x2 threads?
To select the correct HELI-COIL STI Tap, ensure it matches the thread size (M16x2), tolerance class (H3 / 4H), and tap style (straight flute, plug chamfer). The HELI-COIL brand tap (MPN 4687-16) is designed specifically for installing HELI-COIL inserts in general-purpose applications.
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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.















