material:iron surface halding:sandblasting its self-color if oil-proof spec:diameter is 33.7,42.4,48.3,60,70,80,100,120mm 1) professional manufacturer2) high quality, good price, delivery in time, good after-service systems.3) material: iron4) code number: DLL-125) size:diameter is 33.7,42.4,48.3,60,70,80,100,120mm6) color: silver7) rusty-proof8) diffcult to be deformed9) customer's suggestion ...