... ,ODM offered 4.low price nickle plating round base plate with slots and holes for heavy machineryproduct namedimension(mm)materialfinish ... :casting,turning ,milling,CNC and CNM machining,grinding ,threading,polishing ,plating ,acid treatment.standards:ASME,ANSI,API,JIS,JPI, ... (Foreign ) GB ,JB,HG,SH(China)we produce and process according to the drawings ,detail specifications , technology or samples ...