Also known as Heli-Coil inserts, these inserts have coils that expand once installed to securely anchor the insert. All have a prong for ease of installation. An installation tool grips the prong and reduces the coil diameter, enabling the insert to fit in tapped holes. Remove the …

HeliCoil metric drill sizes, charts, and specifications for various insert lengths and screw thread inserts.

Heli-Coil inserts quickly and permanently restore stripped, worn or damaged threads to their original size and condition. Damaged threads can be restored to better than new condition in spark plug ports, carburetor fuel inlets, transmission housings, oil drain plugs, exhaust and intake manifolds, head bolt holes, brake calipers and more!

This M16 kit is specifically designed for Ford 4.6 and 5.4 liter 3-Valve engines. For repair on ports containing Autolite HT and Motorcraft Platinum PZT spark plugs. Includes three tools and twelve inserts. Refill insert part number: R5326-16E

Helicoil. 5403-16. Helical Insert Thread Repair Kit, Thread Insert Type: Helical Insert, Smallest Internal Thread Size: M16x2. MI ITEM # 01551077. MFR # 5403-16. ... M16 x 2. Material. 18-8 Stainless Steel. Number of Inserts. 6. Smallest Internal Thread Size. M16 x 2. Thread Insert Type. Helical Insert. Show more

HELICOIL® thread inserts are abrasion-resistant. The high surface quality of the rolled internal thread made of austenitic chrome-nickel steel ensures a high-strength thread. Moreover, this thread has a constant, extremely low thread friction torque. HELICOIL® reduces thread fiction and its scatter range.

High-speed steel STI taps provide good wear resistance in general purpose tapping applications in a range of materials. These taps have a bright finish that provides a smooth, polished surface. Looking for HELI-COIL, M16x2 Thread Size, Screw Thread Insert STI …