For aluminum parts, you can also use kerosene as a lubricant. Then drive the helicoil a quarter to half-turn below the material’s surface. Gently turn the tap until you start feeling resistance. If you don’t have any tapping fluid, you can also use engine oil or light machine oil to make this process go a bit smoother. In stock and ready to ship. 77 FREE Shipping. The KATO Tangless removal tool simply threads into the installed insert, grabs the removal notch and threads the insert out without damaging the internal STI threads or surface of the casting. Once you’re done, remove the tap fully by turning it counter clockwise then remove any metal shavings by blowing it out with some compressed air or just flush it out with some brake cleaner or WD-40. Rotate the installation tool to thread it through the insert until the notch in the tool contacts the tang of the insert. Once you’ve fully screwed in the threaded insert, the tang should end up at the bottom of the part. This smart thread insert merges the advantages of the HELICOIL® Plus and the HELICOIL® Tangfree. Then turn the tools counterclockwise with pressure to extract the insert. Keep turning until the tap tool bottoms out, at (I'm guessing) around 60 pounds of torque. 79. A thread insert with tang which does not have to be broken off. For example, an M10 x 1.5 threaded insert will fit a 10mm bolt with a 1.5mm pitch.The threads on the outer surface of the threaded insert are the same size as the tap that’s included in the kit, and will be a little bit larger than the original thread. There is a variety of insert types available to meet any threaded fastening needs and often available in both inch and metric options. Their operation is automatic, having a spring-loaded, easily triggered punch that strikes a sharp, uniform blow against the tang of the installed insert. Soft metal parts – the threads on some parts, especially older ones made out of softer materials, can easily get worn down over time after repeated use. Incorrectly sized bolts – using bolts that are too large or too small can damage threads just like over or undertightening. When working on old motorcycles, you’ll eventually find yourself dealing with damaged threads at one point or another, and a threaded insert is a great way to repair them. Be sure the tap is perfectly straight, so your threads align properly. Attach the 1/2" socket wrench to begin cutting the new threads. Then remove the install tool. ��>���dfxaF�Y�N�b?�V�-]o��ԍgz7�ʼn%�ґ�_ #�F�' Installing a heli-coil insert into part can be done manually or with a power tool. HeliCoil Installation Tools are designed to install HeliCoil inserts quickly and efficiently. Insert the attached tap tool into the spark plug hole. Inside the box you’ll find a drill bit that lets you create a pilot hole for the threaded insert, a tap to create the threads for the threaded insert, a hand installation tool that lets you hold on to the threaded insert’s tang and screw it in manually, and a tang break tool that lets you break off the tang once you’ve finished installing the threaded insert. Heli-Coil tang break-off tools are available for use with inserts through 1/2" and 12mm metric nominal diameter. Inserts without Prong. The most common reasons for damaged threads are: Repairing damaged and stripped threads is a common task that every mechanic and DIY enthusiast should be familiar with. Using bolts made out of stronger and harder materials with soft metal threads also increases the risk of damaging the threads. The Helicoil inserts work well in this application, in thin sections in fact better than the EZ-lock type, probably because of the spring fit that does not get loose through creep in the soft material. Remove the insert tool by turning it counterclockwise. Like someone else suggested, you could use bronze helicoils. Threads in tapped hole can be damaged. They’re part of Stanley Engineering’s Optia product line that boasts one of the largest varieties of aerospace and high performance fasteners and related products. � ����rܸ�(�����U]�f�.�X.��H�l�mYnI��[K�`��*Z,�/������q~`G��p�yϟ̗���K]�r[ݞ8#��%�D"3�H /�^���aO�'�`�%�j��l����N�z�k�c͏k��>�t��OF���u�k�dخ�yoh X=���u;ө�n篚� X\F�K�����l��\�Z,q4��D1Kl=M��uH���&Z22[Oؗ��ٹvD��Y��C��X��>��U�};6+��ǢK��]�g���˜�e����u[��/^4u�ᓃH�j�/�^4�[/Z��xcl��2�.#��ԏ��MCjB�����]����w�K�yxa�^;����l߲/C%q�v��%?��D��͋��b#bIa ��]b�M�� Maintaining a steady pressure of blade against insert, turn the extracting tool counterclockwise until the insert is removed. Where to Purchase Helicoils Helicoils can be purchased at Mcmaster, Olander, Misumi and many other hardware retailers. 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