... DX 2.Material:steel,rubber,plastic,hdpe,uhmwpe 3.Roller sample available We can ... ,Impact roller,Taper roller,Comb roller,Sprial roller MaterialCarbon Steel,Stainless steel,Plastic,Nylon,Rubber,Ceramic, ... --------------------------------------------------------------------------------------------------------Basic Parameter:Inner structure in Table:Roller inner structure and material:Tubecarbon Steel, ...