Ningbo YinZhou MingFan Engineering Machinery Trading Co.,Ltd. is a professional industrial and trading company,offering engineering parts That is high strength bolts and nuts, bucket teeth pins and other castings & forgings. The best professional and experienced production parts are plow bolts & track bolts & segment bolts in grade 10.9 & 12.9, with corresponding nuts in grade 10. We also produce various kinds of bucket teeth and adapters in the following listed company?s products CAT,KOMATSU ...