shannxi hainaisen petroleum technology Co.Ltd

Date: 20th April 2016
83/4" HM 652XA olje dobro Pdc Bit, Diamond Bit, Pdc olje Pdc sveder za vrtanje nafte Pdc
Visokozmogljivo /PDC vaja bitov/olje dobro pdc ko??ek/diamant ko??ek /water dobro trdi rock
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