Professional Grade Tungsten File, Die Grinder Bit for Metals, Rotary File Ball Shape, Grinding Burr Bit, S&F STEAD & FAST Carbide Burr with 1/4″ Shank 1/2″ Cutter Dia 1/2″ Length, S&F STEAD & FAST Carbide Burr with 1/4″ Shank 1/2″ Cutter Dia 1/2″ Length, S&F STEAD & FAST Carbide Burr with 1/4″ Shank 1/2″ Cutter Dia 1/2″ Length, S&F Power Tools Professional Grade Tungsten File, Die Grinder Bit for Metals, Rotary File Ball Shape, Grinding Burr Bit, S&F STEAD & FAST Carbide Burr with 1/4″ Shank 1/2″ Cutter Dia 1/2″ Length, S&F STEAD & FAST Carbide Burr with 1/4″ Shank 1/2″ Cutter Dia 1/2″ Length, S&F STEAD & FAST Carbide Burr with 1/4″ Shank 1/2″ Cutter Dia 1/2″ Length, S&F Read More