Spiral Points HELI-COIL spiral point taps have been designed primarily for the machine tapping of through holes. A spiral point is ground into the lead threads at an angle to the tap axis. This produces a tap with initial left hand flutes having a progressive cutting rake towards the point of the tap. The swarf […]

Screwdriver-Plain Mandrel Type Screwdriver-Threaded Mandrel Type Plain Mandrel Prewind Type Threaded Mandrel Prewind Type Available for all sizes and types of insert, manual tang break punches are the simplest and most commonly used type of tang break-off tool. A sharp blow with a small hammer is normally sufficient for consistent de-tanging of fitted inserts with […]

HELI-COIL Wire Threaded Inserts are novel and indispencible thread fastening system, provide simple and cost saving for repairing or creating stronger threads. Inserts are precision formed screw thread coils which, when installed into Wire Thread tapped holes, provide permanent and wear resistant thread in parent material i.e. generally stronger than the original thread. The inserts are […]