1.Certification:ISO9001 2.Material:Aluminum 3.Model Number:HZ-003 4.Standard:JIS,DIN,ASTM,BS 1.The pure copper casting part,Cu%>99.7%2.Brass casting,belt roller3.Sand casting4.Belt roller5.Pure copper casting6.Standard:JIS,DIN,ASTM,BS7.Weight range:0.05kg-200kg Road Roller