These are tools that are used to swage a taper Angle in the Internal Teeth of sleeves used in automobiles’ Synchromesh gearboxes. Swaging Angle varies from 3° to 5° usually. But we have made upto 7* per flank also! They are used in Integral form (see picture) or as 2 single pieces assembled together to form a pair to swage a taper on both ends of a sleeve.

A chamfer angle of 15° to 45° at end of swaging length is also provided. Sometimes, 3 angles are ground into cutters. Our esteemed customers for this include Bhavani Industries who are the biggest manufactures of sleeves in the country. Our other customers are RSB Transmission India Ltd, New Allenberry Works, Synnova gears & transmission Pvt. Ltd & Bharat Gears Ltd.