Tri-cone bit 9 1/2 ” 241.3 mm


HAOJIANG  manufacture drilling tools and provide varieties of accessories.

With 20 more years of experience in drilling industry, we have a complete line to take care of your drilling needs and have always prioritized our customers’ goals. Through promoting reliable drilling solutions at affordable prices, our business has slowly been able to add new products while maintaining the focus on customer service.

We strive to exceed customers’ expectations in affordability, quality and on-time delivery


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