2-step

Is used for making precise holes with high quality of the treated surface. It is used for the processing of the internal surfaces of the valve guide bush of the gas distribution system of car engines. Has a two-stage structure of the spiral cutting part. Is made of high-speed steel Р6М5. H7 accu..

Is used for making precise holes with high quality of the treated surface. It is used for the processing of the internal surfaces of the valve guide bush of the gas distribution system of car engines. Has a two-stage structure of the spiral cutting part. Is made of high-speed steel Р6М5. H7 accu..

Is used for making precise holes with high quality of the treated surface. It is used for the processing of the internal surfaces of the valve guide bush of the gas distribution system of car engines. Has a two-stage structure of the spiral cutting part. Is made of high-speed steel Р6М5. H7 accu..

Is used for making precise holes with high quality of the treated surface. It is used for the processing of the internal surfaces of the valve guide bush of the gas distribution system of car engines. Has a two-stage structure of the spiral cutting part. Is made of high-speed steel Р6М5. H7 accu..