NingBo YinZhou MingFan Engineering Machinery Trading Co.,Ltd.  is a professional,capable and caring industrial and trading company.Specializing in trading engineering machinery hign-strength bolts from grade 8.8 to 12.9 by hot forge.We are able tooffer a very competitive pricing on standard and non-standard bolts and uns,screws and washers,plow bolts,track bolts,segment bolts,hexagonal bolts and also corresponding nuts,which mainly applied in fixing end bit,bulldozer cutting edges ctc... [ MORE ]