gear honing machines hard broaching machines for decades fässler ag has been considered to be the world's market leader in honing technology. innovative, high-precision and sustainably designed honing systems are developed in real time regardless of the complexity of requirements. constant movement is the creed that is adhered to in all the corporate divisions of fässler ag. renowned corporations of the world market rely on honing to swiss perfection. cog by cog. perfect to the very last detail.