Bollhoff Fastenings Private Limited – offering Bollhoff Helicoil Thread Inserts in Gurgaon, Haryana. Read about company and get contact details and address. Wholesaler of Bollhoff & Recoil Helicoil – Free Running Inserts, Inserting Tool, Extraction Tool and Helicoil Tap offered by Reliable Engineering Stores. The original classic HELICOIL® wire thread insert is a fully formed insert that is significantly larger in diameter in its free state than the hole that it is intended for.

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For a torque-controlled screw tightening application, the screw pre-load force can be adjusted more precisely and the yield point of the screw utilised more efficiently. Types of HeliCoil taps: In addition, the optimised geometry minimises wear on the tools.

If you use impact wrenches, please contact us. Our engineering process uses advanced facilities and rapis prototyping techniques to bring a given concept into reality. Open the catalog to page Helicol, tang break and removal are not required.

Helicoil Plus Thread Inserts

Reduced thread friction Less friction, more precision. You do not need a tang to install these thread inserts. The novel design technology of Gripcoil Self Locking Nuts is the best in the industry and is available in standard and non-standard sizes. Compared to tapped threads, the surface In addition, the optimised geometry minimises wear on the tools.


The Heelicoil Book Aerospace Buyer? Uniform along the entire length of the screw.

Get a Best Deal. Bend tang up and down to snap off at notch.

Bollhoff helicoil thread inserts

Corrosion and temperature-resistant True quality appears under extreme conditions. Reference gages have pitch diameters on or close to minimum basic size. Bollhorf Recoil system consist of precision inserts, high quality, high speed Taps and simple to use installation tool. The operation of Auto Tang Break-Off Tools is automatic, having a spring loaded, easily triggered punch that strikes a sharp, uniform blow against the tang of the installed insert.

Even today, the screw is the most widely used fastening element for detachable joints.

Optimised tightening methods and high-strength screws allow constant improvement. Simply place it and screw ehlicoil in like a screw using an installation mandrel with similar dimensions to those of a tap.

Thread inserts for metals HELICOIL® | Böllhoff

This thread insert offers an additional screw-locking section as well. Open the catalog to page 7. Downsizing Perfect for lightweight construction. The spring-mounted installation blade grips into the notch of the coil thread insert and securely installs it in the prepared pilot thread. The driving tangs of HeliCoil Inserts should be removed to eliminate their interference with the end of the assembled bolt.


This thread insert offers an additional screw-locking section as well. Threaded mandrel prewinders are also best recommended for successful installation of screw locking inserts and free running inserts having a fine thread pitch.

For over 60 years.

Accuracy of the finished thread when the insert is installed is dependent upon the accuracy of the tapped hole. Open the catalog to page Every thread of the thread insert with precision-formed, rhombic profile is free running.

Bollhoff & Recoil Helicoil – Free Running Inserts Wholesaler from Coimbatore

The thread insert with its precision-formed rhombic profile runs through freely turn for turn. The innovative coil of the insert allows installation from both ends with identical quality.

Mobile Number Please enter Mobile Number. Installed quickly and securely — and no tang to break. In addition, there is a screw-locking area. One or more polygonal threads clamp the flanks of the bollhfof screw.