This machine is an electric deburring unit for inner and outer deburring of tubes in the diameter range from 6 to 42 mm. The OPTIGRAT ensures quick and clean inner and outer deburring of tubes as preliminary step for cutt......This machine is an electric deburring unit for inner and outer deburring of tubes in the diameter range from 6 to 42 mm. The OPTIGRAT ensures quick and clean inner and outer deburring of tubes as preliminary step for cutting ring pre-assembling and flaring, The deburring device is made out of HSS steel to ensure mark-free deburring and extremely long tool life. - Speed of tools: inner deburring 300 rpm outer deburring 200 rpm - weight: 30 kg - dimension: H = 225 mm W = 492 mm D = 333 mm - operating voltage: 400 V – 50 cyl. – 3 Phases