We want to buy the scarp or used PDC bits and tricone bits. If you have the source, please contact me. Tel: 0086-15130797405 Skype: drill bits salesman
Hebei Zhankui Drilling Equipment Co., LTD supplies Tricone bits ( new and renew ) , PDC bits , drill pipe , drill collar and the long diameter bits and so on for petroleum & gas , water well , mining....