Sunnen, a premier name in bore finishing and honing technology. Sudden is is represented in india by chandigarh-based van norman machine [india]. Van norman is engaged iin the manufacture of high precision cylinder boring machines, valve seat and guide machines, cnc vertical machining centres and cnc slant bed turning centres, van norman is engaged. Sunnen provides offers basic manual hone machines, fully automated horizontal and vertical honing machines and plateau honing machines. These honing machines are suitable for any production and accuracy requirements.